{"transactions":[{"id":4254842,"issuer":{"id":146372,"kind":"organization","name":"WESTELL TECHNOLOGIES INC","symbol":"WSTL"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & CEO"}}],"security":"Employee NQ Stock Option","published_at":"2017-07-19T10:10:36.000Z","date":"2017-07-17","kind":"grant","acquired":true,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The Compensation Committee approved an award of non-qualified stock options pursuant to the 2015 Omnibus Incentive Compensation Plan. The options vest 33% annually beginning on July 17, 2018 and for each of the following two years concluding on July 17, 2020."}],"balance_after":100000,"derivative":{"exercise_price":3.06,"expiration_date":"2024-07-17","underlying":"Class A Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001002135-17-000049","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1002135/000100213517000049/primary_doc.xml","form_type":"4"}},{"id":4254841,"issuer":{"id":146372,"kind":"organization","name":"WESTELL TECHNOLOGIES INC","symbol":"WSTL"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & CEO"}}],"security":"Class A Common Stock","published_at":"2017-07-19T10:10:36.000Z","date":"2017-07-17","kind":"grant","acquired":true,"shares":40000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The Compensation Committee approved a performance-based award of restricted stock units (PSUs) pursuant to the 2015 Omnibus Incentive Compensation Plan. The reported amount is the target award (which assumes performance at the target level would convert into shares of Class A Common Stock on a one-for-one basis).  The actual number of shares of Class A Common Stock earned can vary from 0% to 100% of the target based upon achievement of certain performance metrics in the second, third, fourth, and combined second through fourth quarters of fiscal year 2018 to pre-established performance goals approved by the Compensation Committee, and are also subject to a one year time-based vesting period, subject to continued employment."}],"balance_after":80000,"source":{"system":"sec-edgar","filing":"0001002135-17-000049","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1002135/000100213517000049/primary_doc.xml","form_type":"4"}},{"id":4254840,"issuer":{"id":146372,"kind":"organization","name":"WESTELL TECHNOLOGIES INC","symbol":"WSTL"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & CEO"}}],"security":"Class A Common Stock","published_at":"2017-07-19T10:10:36.000Z","date":"2017-07-17","kind":"grant","acquired":true,"shares":40000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The Compensation Committee approved an award of restricted stock units (RSUs) pursuant to the 2015 Omnibus Incentive Compensation Plan. The RSUs vest 33% annually beginning on July 17, 2018 and for each of the following two years concluding on July 17, 2020. Upon vesting, the RSUs convert into shares of Class A Common Stock on a one-for-one basis."}],"balance_after":40000,"source":{"system":"sec-edgar","filing":"0001002135-17-000049","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1002135/000100213517000049/primary_doc.xml","form_type":"4"}},{"id":4284659,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Stock Option (right-to-buy)","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":false,"shares":5925,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"The option was granted on 5/5/2016 and vested in three equal annual installments. 5,924 shares vest on 5/5/2018, and the remaining 5,924 shares vest on 5/5/2019."}],"balance_after":11848,"derivative":{"exercise_price":12.66,"expiration_date":"2026-05-05","underlying":"Common Stock","underlying_shares":5925},"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284658,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Stock Options (right-to-buy)","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":false,"shares":3153,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The option was granted on 12/5/2013 and vested in three equal annual installments. The option became fully vested and exercisable as of 12/5/2016."}],"balance_after":0,"derivative":{"exercise_price":14.83,"expiration_date":"2023-12-05","underlying":"Common Stock","underlying_shares":3153},"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284657,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Stock Options (right-to-buy)","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":false,"shares":2318,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The option was granted on 5/5/2014 and vested in three equal annual installments. The option became fully vested and exercisable as of 5/5/2017."}],"balance_after":0,"derivative":{"exercise_price":14.48,"expiration_date":"2024-05-05","underlying":"Common Stock","underlying_shares":2318},"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284656,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Stock Options (right-to-buy)","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":false,"shares":3704,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The option was granted on 4/10/2015 and vested in three equal annual installments. The remaining 1,852 shares vest on 4/10/2018."}],"balance_after":1852,"derivative":{"exercise_price":16.09,"expiration_date":"2025-04-10","underlying":"Common Stock","underlying_shares":3704},"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284655,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Stock Options (right-to-buy)","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":false,"shares":2200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The option was granted on 5/9/2013 and vested in three equal annual installments. The option became fully vested and exercisable as of 5/9/2016."}],"balance_after":0,"derivative":{"exercise_price":8.4,"expiration_date":"2023-05-09","underlying":"Common Stock","underlying_shares":2200},"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284654,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Stock Options (right-to-buy)","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":false,"shares":892,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The option was granted on 5/9/2012 and vested in three equal annual installments. The option became fully vested and exercisable as of 5/9/2015."}],"balance_after":0,"derivative":{"exercise_price":5.5,"expiration_date":"2022-05-09","underlying":"Common Stock","underlying_shares":892},"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284653,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"tax_withholding","acquired":false,"shares":15922,"price":17.01,"value":270833.22,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This amount represents the total amount of shares withheld to cover payment of the exercise price and applicable tax withholding for each  class of securities listed in Table II."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Some shares are subject to restrictions and forfeiture under Company Stock Benefit Plan."}],"balance_after":15640,"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284652,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":true,"shares":5925,"price":12.66,"value":75010.5,"ownership":{"direct":true},"balance_after":31562,"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284651,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":true,"shares":3153,"price":14.83,"value":46758.99,"ownership":{"direct":true},"balance_after":25637,"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284650,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":true,"shares":2318,"price":14.48,"value":33564.64,"ownership":{"direct":true},"balance_after":22484,"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284649,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":true,"shares":3704,"price":16.09,"value":59597.36,"ownership":{"direct":true},"balance_after":20166,"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284648,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":true,"shares":2200,"price":8.4,"value":18480.0,"ownership":{"direct":true},"balance_after":16462,"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4284647,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-06-13T18:36:19.000Z","date":"2017-06-09","kind":"exercise","acquired":true,"shares":892,"price":5.5,"value":4906.0,"ownership":{"direct":true},"balance_after":14262,"source":{"system":"sec-edgar","filing":"0001659154-17-000073","document":"wf-form4_149737896238631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000073/wf-form4_149737896238631.xml","form_type":"4"}},{"id":4324079,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Stock Option (right-to-buy)","published_at":"2017-05-12T20:53:45.000Z","date":"2017-05-10","kind":"grant","acquired":true,"shares":6291,"price":17.02,"value":107072.82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Options become exercisable as to 2,097 shares on 5/10/2018, 2,097 shares on 5/10/2019 and the remaining 2,097 shares on 5/5/2020."}],"balance_after":6291,"derivative":{"exercise_price":17.02,"expiration_date":"2027-05-10","underlying":"Common Stock","underlying_shares":6291},"source":{"system":"sec-edgar","filing":"0001659154-17-000056","document":"wf-form4_149462241171136.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000056/wf-form4_149462241171136.xml","form_type":"4"}},{"id":4324078,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-05-12T20:53:45.000Z","date":"2017-05-10","kind":"grant","acquired":true,"shares":2203,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This represents a restricted stock award. All 2,203 shares vest on 5/10/2020."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Some shares are subject to restrictions and forfeiture under Company Stock Benefit Plan."}],"balance_after":13370,"source":{"system":"sec-edgar","filing":"0001659154-17-000056","document":"wf-form4_149462241171136.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000056/wf-form4_149462241171136.xml","form_type":"4"}},{"id":4331087,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-05-08T19:10:09.000Z","date":"2017-05-05","kind":"tax_withholding","acquired":false,"shares":516,"price":15.94,"value":8225.04,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Some shares are subject to restrictions and forfeiture under Company Stock Benefit Plan."}],"balance_after":11167,"source":{"system":"sec-edgar","filing":"0001659154-17-000046","document":"wf-form4_149427059526415.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000046/wf-form4_149427059526415.xml","form_type":"4"}},{"id":4505968,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Performance Rights","published_at":"2017-01-04T21:02:50.000Z","date":"2016-12-31","kind":"exercise","acquired":false,"shares":2302,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each performance right represented a contingent right to receive up to two shares of the Company's common stock based on a one year performance metric. The number of shares was dependent on the Company's earnings per share (EPS) and return on invested capital for the one year performance period."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each performance right represented a contingent right to receive up to two shares of the Company's common stock based on a one year performance metric. The number of shares was dependent on the Company's earnings per share (EPS) and return on invested capital for the one year performance period."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each performance right represented a contingent right to receive up to two shares of the Company's common stock based on a one year performance metric. The number of shares was dependent on the Company's earnings per share (EPS) and return on invested capital for the one year performance period."}],"balance_after":0,"derivative":{"expiration_date":"2016-12-31","underlying":"Common Stock","underlying_shares":2302},"source":{"system":"sec-edgar","filing":"0001659154-17-000002","document":"wf-form4_148356375794328.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000002/wf-form4_148356375794328.xml","form_type":"4"}},{"id":4505967,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-01-04T21:02:50.000Z","date":"2016-12-31","kind":"tax_withholding","acquired":false,"shares":1175,"price":15.61,"value":18341.75,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Some shares are subject to restrictions and forfeiture under Company Stock Benefit Plan."}],"balance_after":11683,"source":{"system":"sec-edgar","filing":"0001659154-17-000002","document":"wf-form4_148356375794328.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000002/wf-form4_148356375794328.xml","form_type":"4"}},{"id":4505966,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2017-01-04T21:02:50.000Z","date":"2016-12-31","kind":"exercise","acquired":true,"shares":2302,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each performance right represented a contingent right to receive up to two shares of the Company's common stock based on a one year performance metric. The number of shares was dependent on the Company's earnings per share (EPS) and return on invested capital for the one year performance period."}],"balance_after":12858,"source":{"system":"sec-edgar","filing":"0001659154-17-000002","document":"wf-form4_148356375794328.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915417000002/wf-form4_148356375794328.xml","form_type":"4"}},{"id":4530576,"issuer":{"id":3709,"kind":"organization","name":"FEDERAL SIGNAL CORP /DE/","symbol":"FSS"},"owners":[{"id":174357,"kind":"person","name":"Brady Matthew B","position":1,"cik":"0001666390","reported_name":"Brady Matthew B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P.-Safety & Security Sys"}}],"security":"Common Stock","published_at":"2016-12-07T15:57:13.000Z","date":"2016-12-05","kind":"tax_withholding","acquired":false,"shares":525,"price":15.99,"value":8394.75,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Some shares are subject to restrictions and forfeiture under Company Stock Benefit Plan."}],"balance_after":10556,"source":{"system":"sec-edgar","filing":"0001659154-16-000076","document":"wf-form4_148112622013566.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/277509/000165915416000076/wf-form4_148112622013566.xml","form_type":"4"}}]}