{"transactions":[{"id":2836281,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corporate Vice President"}}],"security":"Common Stock","published_at":"2021-02-24T19:10:53.000Z","date":"2021-02-22","kind":"sale","acquired":false,"shares":2417,"price":295.1,"value":713256.7,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":7953.25,"source":{"system":"sec-edgar","filing":"0001225208-21-003579","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003579/doc4.xml","form_type":"4"}},{"id":2843648,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corporate Vice President"}}],"security":"Common Stock","published_at":"2021-02-23T02:10:13.000Z","date":"2021-02-19","kind":"sale","acquired":false,"shares":2096,"price":298.44,"value":625530.24,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":10370.25,"source":{"system":"sec-edgar","filing":"0001225208-21-003381","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003381/doc4.xml","form_type":"4"}},{"id":2843647,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corporate Vice President"}}],"security":"Common Stock","published_at":"2021-02-23T02:10:13.000Z","date":"2021-02-18","kind":"sale","acquired":false,"shares":801,"price":295.8,"value":236935.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":12466.25,"source":{"system":"sec-edgar","filing":"0001225208-21-003381","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003381/doc4.xml","form_type":"4"}},{"id":2851014,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Restricted Stock Rights","published_at":"2021-02-19T02:13:33.000Z","date":"2021-02-16","kind":"exercise","acquired":false,"shares":3161,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each RSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each RSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Shares issued upon vesting of Restricted Stock Rights (\"RSRs\") granted under the LTISP on 2/13/18 that vested on 2/16/21."}],"balance_after":7789,"derivative":{"underlying":"Common Stock","underlying_shares":3161},"source":{"system":"sec-edgar","filing":"0001225208-21-003102","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003102/doc4.xml","form_type":"4"}},{"id":2851013,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2021-02-19T02:13:33.000Z","date":"2021-02-16","kind":"exercise","acquired":false,"shares":7309.05,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."}],"balance_after":15047,"derivative":{"underlying":"Common Stock","underlying_shares":7309.05},"source":{"system":"sec-edgar","filing":"0001225208-21-003102","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003102/doc4.xml","form_type":"4"}},{"id":2851012,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2021-02-19T02:13:33.000Z","date":"2021-02-16","kind":"grant","acquired":true,"shares":348.05,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."}],"balance_after":22356.05,"derivative":{"underlying":"Common Stock","underlying_shares":348.05},"source":{"system":"sec-edgar","filing":"0001225208-21-003102","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003102/doc4.xml","form_type":"4"}},{"id":2851011,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2021-02-19T02:13:33.000Z","date":"2021-02-16","kind":"tax_withholding","acquired":false,"shares":3117,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":13267.25,"source":{"system":"sec-edgar","filing":"0001225208-21-003102","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003102/doc4.xml","form_type":"4"}},{"id":2851010,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2021-02-19T02:13:33.000Z","date":"2021-02-16","kind":"tax_withholding","acquired":false,"shares":1559,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":16384.25,"source":{"system":"sec-edgar","filing":"0001225208-21-003102","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003102/doc4.xml","form_type":"4"}},{"id":2851009,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2021-02-19T02:13:33.000Z","date":"2021-02-16","kind":"exercise","acquired":true,"shares":3161,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":17943.25,"source":{"system":"sec-edgar","filing":"0001225208-21-003102","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003102/doc4.xml","form_type":"4"}},{"id":2851008,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2021-02-19T02:13:33.000Z","date":"2021-02-16","kind":"exercise","acquired":true,"shares":7309.05,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":14782.25,"source":{"system":"sec-edgar","filing":"0001225208-21-003102","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520821003102/doc4.xml","form_type":"4"}},{"id":3256914,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2020-02-22T02:26:38.000Z","date":"2020-02-20","kind":"sale","acquired":false,"shares":175,"price":365.28,"value":63924.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":7473.2,"source":{"system":"sec-edgar","filing":"0001225208-20-003191","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820003191/doc4.xml","form_type":"4"}},{"id":3259962,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Restricted Stock Rights","published_at":"2020-02-20T22:55:17.000Z","date":"2020-02-18","kind":"exercise","acquired":false,"shares":765,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"Each RSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"shares","element":"transactionShares","label":"F2","text":"Shares issued upon vesting of Restricted Stock Rights (\"RSRs\") granted under the LTISP on 2/17/17 that vested on 2/18/2020."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Each RSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Shares issued upon vesting of Restricted Stock Rights (\"RSRs\") granted under the LTISP on 2/17/17 that vested on 2/18/2020."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total amount includes 2,545 RSRs granted under the LTISP on 2/12/20 that will vest on 2/13/23; 1,414 RSRs granted under the LTISP on 2/12/20 that will vest on 12/31/21; 3,830 RSRs granted under the LTISP on 2/13/19 that will vest on 2/13/22; and 3,161 RSRs granted under the LTISP on 2/13/18 that will vest on 2/13/21."}],"balance_after":10950,"derivative":{"underlying":"Common Stock","underlying_shares":765},"source":{"system":"sec-edgar","filing":"0001225208-20-002986","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002986/doc4.xml","form_type":"4"}},{"id":3259961,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2020-02-20T22:55:17.000Z","date":"2020-02-18","kind":"sale","acquired":false,"shares":5674,"price":367.26,"value":2083833.24,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":7648.2,"source":{"system":"sec-edgar","filing":"0001225208-20-002986","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002986/doc4.xml","form_type":"4"}},{"id":3259960,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2020-02-20T22:55:17.000Z","date":"2020-02-18","kind":"tax_withholding","acquired":false,"shares":415,"price":372.42,"value":154554.3,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"In accordance with the terms of the 2011 Long-Term Incentive Stock Plan (\"LTISP\"), because the third anniversary of the grant (February 17, 2020) fell on a holiday, the award shares vested on February 18, 2020, the next business day.  The vested award shares were valued based on the Company's closing stock price on February 18, 2020.  The shares will be distributed into the participant's account on February 19, 2020."},{"field":"shares","element":"transactionShares","label":"F3","text":"Shares surrendered to issuer in payment of tax liability in connection with vesting of RSRs in accordance with Rule 16b-3(e)."}],"balance_after":13322.2,"source":{"system":"sec-edgar","filing":"0001225208-20-002986","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002986/doc4.xml","form_type":"4"}},{"id":3259959,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2020-02-20T22:55:17.000Z","date":"2020-02-18","kind":"exercise","acquired":true,"shares":765,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"In accordance with the terms of the 2011 Long-Term Incentive Stock Plan (\"LTISP\"), because the third anniversary of the grant (February 17, 2020) fell on a holiday, the award shares vested on February 18, 2020, the next business day.  The vested award shares were valued based on the Company's closing stock price on February 18, 2020.  The shares will be distributed into the participant's account on February 19, 2020."},{"field":"shares","element":"transactionShares","label":"F2","text":"Shares issued upon vesting of Restricted Stock Rights (\"RSRs\") granted under the LTISP on 2/17/17 that vested on 2/18/2020."}],"balance_after":13737.2,"source":{"system":"sec-edgar","filing":"0001225208-20-002986","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002986/doc4.xml","form_type":"4"}},{"id":3271188,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Restricted Stock Rights","published_at":"2020-02-15T00:26:38.000Z","date":"2020-02-12","kind":"grant","acquired":true,"shares":3959,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F10","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/12/20. 1,414 of the RSRs will vest on 12/31/21 and 2,515 will vest on 2/12/23."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/12/20. 1,414 of the RSRs will vest on 12/31/21 and 2,515 will vest on 2/12/23."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F10","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/12/20. 1,414 of the RSRs will vest on 12/31/21 and 2,515 will vest on 2/12/23."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F11","text":"Total amount includes 2,545 RSRs granted under the LTISP on 2/12/20 that will vest on 2/13/23; 1,414 RSRs granted under the LTISP on 2/12/20 that will vest on 12/31/21; 3,830 RSRs granted under the LTISP on 2/13/19 that will vest on 2/13/22; 3,161 RSRs granted under the LTISP on 2/13/18 that will vest on 2/13/21; and 765 RSRs granted under the LTISP on 2/17/17 that will vest on 2/18/20."}],"balance_after":11715,"derivative":{"underlying":"Common Stock","underlying_shares":3959},"source":{"system":"sec-edgar","filing":"0001225208-20-002416","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002416/doc4.xml","form_type":"4"}},{"id":3271187,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2020-02-15T00:26:38.000Z","date":"2020-02-12","kind":"exercise","acquired":false,"shares":11180.05,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"shares","element":"transactionShares","label":"F1","text":"Shares expected to be issued in settlement of Restricted Performance Stock Rights (\"RPSRs\") granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on 2/17/17 with a valuation of performance measurement period (\"measurement period\") that ended 12/31/19.  RPSRs to be settled at 119% of target.  The shares are anticipated to be distributed into the participant's account on February 14, 2020."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Total amount includes 6,009 RPSRs granted on 2/12/20 with a measurement period ending on 12/31/22; 9,038 RPSRs granted on 2/13/19 with a measurement period ending on 12/31/21; and 6,961 RPSRs granted on 2/13/18 with a measurement period ending on 12/31/20."}],"balance_after":22008,"derivative":{"underlying":"Common Stock","underlying_shares":11180.05},"source":{"system":"sec-edgar","filing":"0001225208-20-002416","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002416/doc4.xml","form_type":"4"}},{"id":3271186,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2020-02-15T00:26:38.000Z","date":"2020-02-12","kind":"exercise","acquired":false,"shares":3572,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"shares","element":"transactionShares","label":"F2","text":"Shares expected to be issued in settlement of Restricted Performance Stock Rights (\"RPSRs\") granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on 2/17/17 with a valuation of performance measurement period (\"measurement period\") that ended 12/31/19.  RPSRs to be settled at 200% of target.  The shares are anticipated to be distributed into the participant's account on February 14, 2020."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Total amount includes 6,009 RPSRs granted on 2/12/20 with a measurement period ending on 12/31/22; 9,038 RPSRs granted on 2/13/19 with a measurement period ending on 12/31/21; 6,961 RPSRs granted on 2/13/18 with a measurement period ending on 12/31/20; and 11,180.05 RPSRs granted on 4/1/17 with a measurement period ended on 12/31/19."}],"balance_after":33188.05,"derivative":{"underlying":"Common Stock","underlying_shares":3572},"source":{"system":"sec-edgar","filing":"0001225208-20-002416","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002416/doc4.xml","form_type":"4"}},{"id":3271185,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2020-02-15T00:26:38.000Z","date":"2020-02-12","kind":"grant","acquired":true,"shares":9580.05,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"shares","element":"transactionShares","label":"F6","text":"The RPSRs acquired include (i) 1,786 vested RPSRs with respect to the measurement period ended 12/31/19 acquired due to settlement of the 2017 RPSRs held at 200% of the target award; (ii) 1,785.05 vested RPSRs with respect to the measurement period ended 12/31/19 acquired due to settlement of the 2017 RPSRs held at 119% of the target award; and (iii) 6,009 unvested RPSRs granted under the LTISP on 2/12/20 with a measurement period ending on 12/31/22."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total amount includes 6,009 RPSRs granted on 2/12/20 with a measurement period ending on 12/31/22; 9,038 RPSRs granted on 2/13/19 with a measurement period ending on 12/31/21; 6,961 RPSRs granted on 2/13/18 with a measurement period ending on 12/31/20; 11,180.05 RPSRs granted under the LTISP on 4/1/17 with a measurement period ended on 12/31/19; and 3,572 vested RPSRs granted under the LTISP on 2/17/17 with a measurement period ended on 12/31/19."}],"balance_after":36760.05,"derivative":{"underlying":"Common Stock","underlying_shares":9580.05},"source":{"system":"sec-edgar","filing":"0001225208-20-002416","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002416/doc4.xml","form_type":"4"}},{"id":3271184,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2020-02-15T00:26:38.000Z","date":"2020-02-12","kind":"tax_withholding","acquired":false,"shares":6912,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Shares surrendered to issuer in payment of tax liability in connection with settlement of RPSRs in accordance with Rule 16b-3(e)"}],"balance_after":12972.2,"source":{"system":"sec-edgar","filing":"0001225208-20-002416","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002416/doc4.xml","form_type":"4"}},{"id":3271183,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2020-02-15T00:26:38.000Z","date":"2020-02-12","kind":"exercise","acquired":true,"shares":3572,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares expected to be issued in settlement of Restricted Performance Stock Rights (\"RPSRs\") granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on 2/17/17 with a valuation of performance measurement period (\"measurement period\") that ended 12/31/19.  RPSRs to be settled at 200% of target.  The shares are anticipated to be distributed into the participant's account on February 14, 2020."}],"balance_after":19884.2,"source":{"system":"sec-edgar","filing":"0001225208-20-002416","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002416/doc4.xml","form_type":"4"}},{"id":3271182,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"CVP, Pres, Aeronautics Systems"}}],"security":"Common Stock","published_at":"2020-02-15T00:26:38.000Z","date":"2020-02-12","kind":"exercise","acquired":true,"shares":11180.05,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares expected to be issued in settlement of Restricted Performance Stock Rights (\"RPSRs\") granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on 2/17/17 with a valuation of performance measurement period (\"measurement period\") that ended 12/31/19.  RPSRs to be settled at 119% of target.  The shares are anticipated to be distributed into the participant's account on February 14, 2020."}],"balance_after":16312.2,"source":{"system":"sec-edgar","filing":"0001225208-20-002416","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520820002416/doc4.xml","form_type":"4"}},{"id":3642368,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2019-02-21T22:22:37.000Z","date":"2019-02-19","kind":"sale","acquired":false,"shares":1600,"price":285.32,"value":456512.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the weighted average sale price of $285.32 rounded to the nearest hundredth.  The highest price at which the shares were sold was $285.64 and the lowest price at which the shares were sold was $285.01.  The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote in this Form 4."}],"balance_after":5132.15,"source":{"system":"sec-edgar","filing":"0001225208-19-003291","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520819003291/doc4.xml","form_type":"4"}},{"id":3642367,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2019-02-21T22:22:37.000Z","date":"2019-02-19","kind":"sale","acquired":false,"shares":900,"price":284.76,"value":256284.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sale price of $284.76 rounded to the nearest hundredth.  The highest price at which the shares were sold was $284.95 and the lowest price at which the shares were sold was $284.58.  The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote in this Form 4."}],"balance_after":6732.15,"source":{"system":"sec-edgar","filing":"0001225208-19-003291","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520819003291/doc4.xml","form_type":"4"}},{"id":3654054,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Stock Rights","published_at":"2019-02-15T21:25:48.000Z","date":"2019-02-13","kind":"grant","acquired":true,"shares":3830,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/13/19 and will vest on 2/13/22."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/13/19 and will vest on 2/13/22."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/13/19 and will vest on 2/13/22."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Total amount includes 3,830 RSRs granted under the LTISP on 2/13/19 that will vest on 2/13/22; 3,161 RSRs granted under the LTISP on 2/13/18 that will vest on 2/13/21; and 765 RSRs granted under the LTISP on 2/17/17 that will vest on 2/17/20."}],"balance_after":7756,"derivative":{"underlying":"Common Stock","underlying_shares":3830},"source":{"system":"sec-edgar","filing":"0001225208-19-002773","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520819002773/doc4.xml","form_type":"4"}},{"id":3654053,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2019-02-15T21:25:48.000Z","date":"2019-02-13","kind":"grant","acquired":true,"shares":9038,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock. The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d)."},{"field":"shares","element":"transactionShares","label":"F2","text":"The RPSRs acquired include 9,038 unvested RPSRs granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on 2/13/19 with a measurement period ending on 12/31/21."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock. The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock. The RPSRs vest if the applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Total amount includes 9,038 RPSRs granted on 2/13/19 with a measurement period ending on 12/31/21; 6,961 RPSRs granted on 2/13/18 with a measurement period ending on 12/31/20; 9,395 RPSRs granted on 4/1/17 with a measurement period ending on 12/31/19; and 1,786 RPSRs granted on 2/17/17 with a measurement period ending on 12/31/19."}],"balance_after":27180,"derivative":{"underlying":"Common Stock","underlying_shares":9038},"source":{"system":"sec-edgar","filing":"0001225208-19-002773","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520819002773/doc4.xml","form_type":"4"}},{"id":3968567,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Stock Rights","published_at":"2018-04-05T20:58:54.000Z","date":"2018-04-01","kind":"exercise","acquired":false,"shares":3789,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"date","element":"transactionDate","label":"F1","text":"In light of the vesting date, Sunday, April 1, 2018, and in accordance with the terms of the 2011 Long-Term Incentive Stock Plan (\"LTISP\"), award shares were valued based on the Company's closing stock price on April 2, 2018, the following business day.  The shares were distributed into the participant's account on April 3, 2018."},{"field":"shares","element":"transactionShares","label":"F7","text":"Shares issued upon vesting of RSRs granted under the LTISP on 4/1/17 that vested on 4/1/18."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Shares issued upon vesting of RSRs granted under the LTISP on 4/1/17 that vested on 4/1/18."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Total amount includes 3,161 RSRs granted under the LTISP on 2/13/18 that will vest on 2/13/21; and 765 RSRs granted under the LTISP on 2/17/17 that will vest on 2/17/20."}],"balance_after":3926,"derivative":{"underlying":"Common Stock","underlying_shares":3789},"source":{"system":"sec-edgar","filing":"0001225208-18-007470","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818007470/doc4.xml","form_type":"4"}},{"id":3968566,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-04-05T20:58:54.000Z","date":"2018-04-04","kind":"sale","acquired":false,"shares":955,"price":338.85,"value":323601.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":7632.15,"source":{"system":"sec-edgar","filing":"0001225208-18-007470","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818007470/doc4.xml","form_type":"4"}},{"id":3968565,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-04-05T20:58:54.000Z","date":"2018-04-01","kind":"tax_withholding","acquired":false,"shares":1879,"price":345.52,"value":649232.08,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"In light of the vesting date, Sunday, April 1, 2018, and in accordance with the terms of the 2011 Long-Term Incentive Stock Plan (\"LTISP\"), award shares were valued based on the Company's closing stock price on April 2, 2018, the following business day.  The shares were distributed into the participant's account on April 3, 2018."},{"field":"shares","element":"transactionShares","label":"F3","text":"Shares surrendered to issuer in payment of tax liability in connection with vesting of RSRs in accordance with Rule 16b-3(e)."}],"balance_after":8587.15,"source":{"system":"sec-edgar","filing":"0001225208-18-007470","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818007470/doc4.xml","form_type":"4"}},{"id":3968564,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-04-05T20:58:54.000Z","date":"2018-04-01","kind":"exercise","acquired":true,"shares":3789,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"In light of the vesting date, Sunday, April 1, 2018, and in accordance with the terms of the 2011 Long-Term Incentive Stock Plan (\"LTISP\"), award shares were valued based on the Company's closing stock price on April 2, 2018, the following business day.  The shares were distributed into the participant's account on April 3, 2018."},{"field":"shares","element":"transactionShares","label":"F2","text":"Shares issued upon vesting of Restricted Stock Rights (\"RSRs\") granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on 4/1/17 that vested on 4/1/18."}],"balance_after":10466.15,"source":{"system":"sec-edgar","filing":"0001225208-18-007470","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818007470/doc4.xml","form_type":"4"}},{"id":4020578,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-03-02T19:21:59.000Z","date":"2018-02-28","kind":"sale","acquired":false,"shares":1568,"price":354.3,"value":555542.4,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":6677.15,"source":{"system":"sec-edgar","filing":"0001225208-18-005065","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818005065/doc4.xml","form_type":"4"}},{"id":4030858,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-27T21:25:18.000Z","date":"2018-02-26","kind":"sale","acquired":false,"shares":849,"price":353.2,"value":299866.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":8245.15,"source":{"system":"sec-edgar","filing":"0001225208-18-004382","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818004382/doc4.xml","form_type":"4"}},{"id":4034417,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2018-02-26T23:00:12.000Z","date":"2018-02-13","kind":"exercise","acquired":false,"shares":6037.79,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"shares","element":"transactionShares","label":"F1","text":"Shares expected to be issued in settlement of Restricted Performance Stock Rights (\"RPSRs\") granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on (i) 2/18/15 with a valuation of performance measurement period (\"measurement period\") that ended 12/31/17 and (ii) 2/17/16 with a measurement period that ended 12/31/17.  RPSRs to be settled at 131% of target.  The shares are anticipated to be distributed into the participant's account on February 26, 2018."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Total amount includes 6,961 RPSRs granted on 2/13/18 with a measurement period ending on 12/31/20; 9,395 RPSRs granted on 4/1/17 with a measurement period ending on 12/31/19; and 1,786 RPSRs granted on 2/17/17 with a measurement period ending on 12/31/19."}],"balance_after":18142,"derivative":{"underlying":"Common Stock","underlying_shares":6037.79},"source":{"system":"sec-edgar","filing":"0001225208-18-004219","document":"doc4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818004219/doc4a.xml","form_type":"4/A","original_submission_date":"2018-02-15"}},{"id":4034416,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-26T23:00:12.000Z","date":"2018-02-13","kind":"tax_withholding","acquired":false,"shares":2900,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares surrendered to issuer in payment of tax liability in connection with settlement of RPSRs in accordance with Rule 16b-3(e).  Amendment filed to correct the number of shares surrendered."}],"balance_after":10622.15,"source":{"system":"sec-edgar","filing":"0001225208-18-004219","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818004219/doc4a.xml","form_type":"4/A","original_submission_date":"2018-02-15"}},{"id":4034415,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-26T23:00:12.000Z","date":"2018-02-13","kind":"exercise","acquired":true,"shares":6037.79,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares expected to be issued in settlement of Restricted Performance Stock Rights (\"RPSRs\") granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on (i) 2/18/15 with a valuation of performance measurement period (\"measurement period\") that ended 12/31/17 and (ii) 2/17/16 with a measurement period that ended 12/31/17.  RPSRs to be settled at 131% of target.  The shares are anticipated to be distributed into the participant's account on February 26, 2018."}],"balance_after":16079.15,"source":{"system":"sec-edgar","filing":"0001225208-18-004219","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818004219/doc4a.xml","form_type":"4/A","original_submission_date":"2018-02-15"}},{"id":4040931,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-22T22:29:28.000Z","date":"2018-02-20","kind":"sale","acquired":false,"shares":3226,"price":351.06,"value":1132519.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":9134.15,"source":{"system":"sec-edgar","filing":"0001225208-18-003830","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003830/doc4.xml","form_type":"4"}},{"id":4040921,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Stock Rights","published_at":"2018-02-22T22:21:58.000Z","date":"2018-02-18","kind":"exercise","acquired":false,"shares":3349,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"shares","element":"transactionShares","label":"F6","text":"Shares issued upon vesting of Restricted Stock Rights (\"RSRs\") granted under the LTISP on 2/18/15 that vested on 2/18/18."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Shares issued upon vesting of Restricted Stock Rights (\"RSRs\") granted under the LTISP on 2/18/15 that vested on 2/18/18."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total amount includes 3,161 RSRs granted under the LTISP on 2/13/18 that will vest on 2/13/21; 3,789 RSRs granted under the LTISP on 4/1/17 that will vest on 4/1/18; and 765 RSRs granted under the LTISP on 2/17/17 that will vest on 2/17/20."}],"balance_after":7715,"derivative":{"underlying":"Common Stock","underlying_shares":3349},"source":{"system":"sec-edgar","filing":"0001225208-18-003816","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003816/doc4.xml","form_type":"4"}},{"id":4040920,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-22T22:21:58.000Z","date":"2018-02-18","kind":"tax_withholding","acquired":false,"shares":1651,"price":350.36,"value":578444.36,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"In light of the vesting dates, Saturday, February 17, 2018 and Sunday, February 18, 2018, and in accordance with the terms of the 2011 Long-Term Incentive Stock Plan (\"LTISP\"), award shares were valued based on the Company's closing stock price on February 20, 2018, the following business day.  The shares will be distributed into the participant's account on February 23, 2018."},{"field":"shares","element":"transactionShares","label":"F3","text":"Shares surrendered to issuer in payment of tax liability in connection with vesting of RSRs in accordance with Rule 16b-3(e)."}],"balance_after":12360.15,"source":{"system":"sec-edgar","filing":"0001225208-18-003816","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003816/doc4.xml","form_type":"4"}},{"id":4040919,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-22T22:21:58.000Z","date":"2018-02-18","kind":"exercise","acquired":true,"shares":3349,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"In light of the vesting dates, Saturday, February 17, 2018 and Sunday, February 18, 2018, and in accordance with the terms of the 2011 Long-Term Incentive Stock Plan (\"LTISP\"), award shares were valued based on the Company's closing stock price on February 20, 2018, the following business day.  The shares will be distributed into the participant's account on February 23, 2018."},{"field":"shares","element":"transactionShares","label":"F2","text":"Shares issued upon vesting of Restricted Stock Rights (\"RSRs\") granted under the LTISP on (i) 2/18/15 that vested on 2/18/18 and (ii) 2/17/16 that vested on 2/17/18."}],"balance_after":14011.15,"source":{"system":"sec-edgar","filing":"0001225208-18-003816","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003816/doc4.xml","form_type":"4"}},{"id":4055411,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Stock Rights","published_at":"2018-02-15T22:38:29.000Z","date":"2018-02-13","kind":"grant","acquired":true,"shares":3161,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F9","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/13/18 and will vest on 2/13/21."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/13/18 and will vest on 2/13/21."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock.  The RSRs were granted under the LTISP on 2/13/18 and will vest on 2/13/21."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Total amount includes 3,161 RSRs granted under the LTISP on 2/13/18 that will vest on 2/13/21; 3,789 RSRs granted under the LTISP on 4/1/17 that will vest on 4/1/18; 765 RSRs granted under the LTISP on 2/17/17 that will vest on 2/17/20; 2,362 RSRs granted under the LTISP on 2/17/16 that will vest on 2/17/18; and 987 RSRs granted under the LTISP on 2/18/15 that will vest on 2/18/18."}],"balance_after":11064,"derivative":{"underlying":"Common Stock","underlying_shares":3161},"source":{"system":"sec-edgar","filing":"0001225208-18-003060","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003060/doc4.xml","form_type":"4"}},{"id":4055410,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2018-02-15T22:38:29.000Z","date":"2018-02-13","kind":"exercise","acquired":false,"shares":6037.79,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Total amount includes 6,961 RPSRs granted on 2/13/18 with a measurement period ending on 12/31/20; 9,395 RPSRs granted on 4/1/17 with a measurement period ending on 12/31/19; and 1,786 RPSRs granted on 2/17/17 with a measurement period ending on 12/31/19."}],"balance_after":18142,"derivative":{"underlying":"Common Stock","underlying_shares":6037.79},"source":{"system":"sec-edgar","filing":"0001225208-18-003060","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003060/doc4.xml","form_type":"4"}},{"id":4055409,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2018-02-15T22:38:29.000Z","date":"2018-02-13","kind":"grant","acquired":true,"shares":8389.79,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"shares","element":"transactionShares","label":"F6","text":"The RPSRs acquired include (i) 1,428.79 vested RPSRs with respect to the measurement period ended 12/31/17 acquired due to settlement of the 2015 RPSRs and 2016 RPSRs held at 131% and 131% of the target award, respectively and (ii) 6,961 unvested RPSRs granted under the LTISP on 2/13/18 with a measurement period ending on 12/31/20."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each RPSR represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock.  The RPSRs vest if the application performance metric is satisfied for the relevant measurement period.  Grants awarded pursuant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total amount includes 3,015.62 vested RPSRs granted under the LTISP on 2/18/15 with a measurement period ended on 12/31/17; 3,022.17 RPSRs granted under the LTISP on 2/17/16 with a measurement period ending on 12/31/17; 6,961 RPSRs granted on 2/13/18 with a measurement period ending on 12/31/20; 9,395 RPSRs granted on 4/1/17 with a measurement period ending on 12/31/19; and 1,786 RPSRs granted on 2/17/17 with a measurement period ending on 12/31/19."}],"balance_after":24179.79,"derivative":{"underlying":"Common Stock","underlying_shares":8389.79},"source":{"system":"sec-edgar","filing":"0001225208-18-003060","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003060/doc4.xml","form_type":"4"}},{"id":4055408,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-15T22:38:29.000Z","date":"2018-02-13","kind":"tax_withholding","acquired":false,"shares":2860,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Shares surrendered to issuer in payment of tax liability in connection with settlement of RPSRs in accordance with Rule 16b-3(e)."}],"balance_after":10662.15,"source":{"system":"sec-edgar","filing":"0001225208-18-003060","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003060/doc4.xml","form_type":"4"}},{"id":4055407,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-15T22:38:29.000Z","date":"2018-02-13","kind":"sale","acquired":false,"shares":2557,"price":335.12,"value":856901.84,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person."}],"balance_after":13522.15,"source":{"system":"sec-edgar","filing":"0001225208-18-003060","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003060/doc4.xml","form_type":"4"}},{"id":4055406,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Common Stock","published_at":"2018-02-15T22:38:29.000Z","date":"2018-02-13","kind":"exercise","acquired":true,"shares":6037.79,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares expected to be issued in settlement of Restricted Performance Stock Rights (\"RPSRs\") granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on (i) 2/18/15 with a valuation of performance measurement period (\"measurement period\") that ended 12/31/17 and (ii) 2/17/16 with a measurement period that ended 12/31/17.  RPSRs to be settled at 131% of target.  The shares are anticipated to be distributed into the participant's account on February 22, 2018."}],"balance_after":16079.15,"source":{"system":"sec-edgar","filing":"0001225208-18-003060","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520818003060/doc4.xml","form_type":"4"}},{"id":4361854,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Stock Rights","published_at":"2017-04-04T20:47:51.000Z","date":"2017-04-01","kind":"grant","acquired":true,"shares":3789,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Each Restricted Stock Right (\"RSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Total amount includes (i) 987 unvested RSRs granted under the LTISP on 2/18/15 that will vest on 2/18/18; (ii) 989 unvested RSRs granted under the LTISP on 2/17/16 that will vest on 2/17/18; (iii) 1,373 unvested RSRs granted under the LTISP on 2/17/16 that will vest on 2/17/18; (iv) 765 unvested RSRs granted under the LTISP on 2/17/17 that will vest on 2/17/20; and (v) 3,789 unvested RSRs granted under the LTISP on 4/1/17 that will vest on 4/1/18.  Grants awarded pursuant to Rule 16b-3(d)."}],"balance_after":7903,"derivative":{"underlying":"Common Stock","underlying_shares":3789},"source":{"system":"sec-edgar","filing":"0001225208-17-007438","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520817007438/doc4.xml","form_type":"4"}},{"id":4361853,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":142291,"kind":"person","name":"Pamiljans Janis G","position":1,"cik":"0001701037","reported_name":"Pamiljans Janis G","relationship":{"officer":true,"officer_title":"Corp VP & President AS Systems"}}],"security":"Restricted Performance Stock Rights","published_at":"2017-04-04T20:47:51.000Z","date":"2017-04-01","kind":"grant","acquired":true,"shares":9395,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Restricted Performance Stock Right (\"RPSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash  or a combination of cash and Issuer common stock. Grants awarded purusant to Rule 16b-3(d)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each Restricted Performance Stock Right (\"RPSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash  or a combination of cash and Issuer common stock. Grants awarded purusant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each Restricted Performance Stock Right (\"RPSR\") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash  or a combination of cash and Issuer common stock. Grants awarded purusant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Total amount includes (i) 2,302 unvested RPSRs granted under the 2011 Long-Term Incentive Stock Plan (\"LTISP\") on 2/18/15 with a measurement period ending on 12/31/17; (ii) 2,307 unvested RPSRs granted under the LTISP on 2/17/16 with a measurement period ending on 12/31/17; (iii) 1,786 unvested RPSRs granted under the LTISP on 2/17/17 with a measurement period ending on 12/31/19, and (iv) 9,395 unvested RPSRs granted under the LTISP on 4/1/17 with a measurement period ending on 12/31/19.  Grants awarded pursuant to Rule 16b-3(d)."}],"balance_after":15790,"derivative":{"underlying":"Common Stock","underlying_shares":9395},"source":{"system":"sec-edgar","filing":"0001225208-17-007438","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000122520817007438/doc4.xml","form_type":"4"}}]}