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Grants awarded pursuant to Rule 16b-3(d)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Total amount includes (i) 5,133 RPSRs granted under the 2011 LTISP on 2/14/24 with a measurement period ending on 12/31/26; (ii) 5,355 RPSRs granted under the 2024 LTISP on 2/18/25 with a measurement period ending on 12/31/27; and (iii) 3,686 RPSRs granted under the 2024 LTISP on 2/11/26 with a measurement period ending 12/31/28."}],"balance_after":14174,"derivative":{"underlying":"Common Stock","underlying_shares":6476.48},"source":{"system":"sec-edgar","filing":"0001628280-26-008111","document":"wk-form4_1771017170.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000162828026008111/wk-form4_1771017170.xml","form_type":"4"}},{"id":905535,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":64041,"kind":"person","name":"ROEDER ROSHAN S","position":1,"cik":"0001950117","reported_name":"ROEDER ROSHAN S","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CVP & Pres. 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Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","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 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":"F3","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 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 (i) 4,376 RPSRs granted under the 2011 LTISP on 2/16/23 with a measurement period ending on 12/31/25; (ii) 5,133 RPSRs granted under the 2011 LTISP on 2/14/24 with a measurement period ending on 12/31/26; and (iii) 5,355 RPSRs granted under the 2024 LTISP on 2/18/25 with a measurement period ending on 12/31/27."}],"balance_after":14864,"derivative":{"underlying":"Common Stock","underlying_shares":684.8},"source":{"system":"sec-edgar","filing":"0001628280-25-006862","document":"wk-form4_1740089867.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000162828025006862/wk-form4_1740089867.xml","form_type":"4"}},{"id":1256446,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":64041,"kind":"person","name":"ROEDER ROSHAN S","position":1,"cik":"0001950117","reported_name":"ROEDER ROSHAN S","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CVP & Pres. 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Grants awarded pursuant to Rule 16b-3(d)."},{"field":"shares","element":"transactionShares","label":"F4","text":"The RPSRs acquired include (i) 44.80 vested RPSRs with respect to the measurement period ended 12/31/24 acquired due to settlement of the RPSRs granted under the 2011 Long-Term Incentive Stock Plan (\"2011 LTISP\") on 2/15/22 that resulted in settlement at 107% of the target award; and (ii) 5,355 unvested RPSRs granted under the 2024 Long-Term Incentive Stock Plan (the \"2024 LTISP\") on 2/18/25 with a measurement period ending on 12/31/27.  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Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","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 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":"F5","text":"Total amount includes (i) 684.80 vested RPSRs granted under the 2011 LTISP on 2/15/22 with a measurement period ended on 12/31/24; (ii) 4,376 RPSRs granted under the 2011 LTISP on 2/16/23 with a measurement period ending on 12/31/25; (iii) 5,133 RPSRs granted under the 2011 LTISP on 2/14/24 with a measurement period ending on 12/31/26; and (iv) 5,355 RPSRs granted under the 2024 LTISP on 2/18/25 with a measurement period ending on 12/31/27."}],"balance_after":15548.8,"derivative":{"underlying":"Common Stock","underlying_shares":5399.8},"source":{"system":"sec-edgar","filing":"0001628280-25-006862","document":"wk-form4_1740089867.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000162828025006862/wk-form4_1740089867.xml","form_type":"4"}},{"id":1256444,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":64041,"kind":"person","name":"ROEDER ROSHAN S","position":1,"cik":"0001950117","reported_name":"ROEDER ROSHAN S","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CVP & Pres. 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Grants awarded pursuant to Rule 16b-3(d)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","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 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":"F4","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 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":10149,"derivative":{"underlying":"Common Stock","underlying_shares":1040.58},"source":{"system":"sec-edgar","filing":"0001628280-24-005303","document":"wk-form4_1708111109.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1133421/000162828024005303/wk-form4_1708111109.xml","form_type":"4"}},{"id":1638801,"issuer":{"id":2963,"kind":"organization","name":"NORTHROP GRUMMAN CORP /DE/"},"owners":[{"id":64041,"kind":"person","name":"ROEDER ROSHAN S","position":1,"cik":"0001950117","reported_name":"ROEDER ROSHAN S","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CVP & Pres. 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Grants awarded pursuant to Rule 16b-3(d)."},{"field":"shares","element":"transactionShares","label":"F5","text":"The RPSRs acquired include (i) 302.58 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 5,133 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 1,040.58 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 738 RPSRs was previously reported on Form 3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","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 Issuer's election, cash or a combination of cash and Issuer common stock. 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