{"cik":"0001901876","entityType":"operating","sic":"6798","sicDescription":"Real Estate Investment Trusts","ownerOrg":"05 Real Estate & Construction","insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"Federal Realty OP LP","tickers":[],"exchanges":[],"ein":"520782497","lei":null,"description":"","website":"","investorWebsite":"","category":"Large accelerated filer","fiscalYearEnd":"1231","stateOfIncorporation":"DE","stateOfIncorporationDescription":"DE","addresses":{"mailing":{"street1":"909 ROSE AVE., SUITE 200","street2":null,"city":"NORTH BETHESDA","stateOrCountry":"MD","zipCode":"20852","stateOrCountryDescription":"MD","isForeignLocation":0,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"909 ROSE AVE., SUITE 200","street2":null,"city":"NORTH BETHESDA","stateOrCountry":"MD","zipCode":"20852","stateOrCountryDescription":"MD","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"(301) 998-8313","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001193125-26-344547","0000034903-26-000042","0000034903-26-000040","0000034903-26-000031","0000034903-26-000026","0000034903-26-000025","0001193125-26-156973","0000034903-26-000017","0000034903-26-000016","0000034903-25-000067","0000034903-25-000065","0000034903-25-000063","0000034903-25-000062","0000034903-25-000052","0000034903-25-000051","0000034903-25-000039","0000034903-25-000037","0000034903-25-000036","0000034903-25-000028","0001193125-25-060219","0000000000-25-002467","0000034903-25-000025","0000000000-25-002307","0001193125-25-026570","0000034903-25-000016","0000034903-25-000015","0000034903-24-000073","0000034903-24-000069","0000034903-24-000068","0000034903-24-000056","0000034903-24-000055","0000034903-24-000047","0000034903-24-000046","0000034903-24-000044","0001193125-24-064325","0001193125-24-062912","0000034903-24-000032","0000034903-24-000031","0001193125-24-006607","0000034903-23-000064","0000034903-23-000063","0000034903-23-000054","0000034903-23-000052","0000034903-23-000045","0000034903-23-000044","0000034903-23-000043","0001193125-23-099281","0001193125-23-097960","0001193125-23-096564","0001193125-23-095900","0000034903-23-000031","0000034903-23-000020","0000034903-23-000019","0000034903-22-000068","0000034903-22-000067","0001193125-22-260296","0000034903-22-000060","0000034903-22-000056","0000034903-22-000054","0000034903-22-000046","0000034903-22-000043","0000034903-22-000042","0001193125-22-042219","0000034903-22-000030","0000034903-22-000023","0000034903-22-000022","0001193125-22-002748","0001193125-22-002635"],"filingDate":["2026-08-11","2026-07-31","2026-07-31","2026-05-06","2026-05-01","2026-05-01","2026-04-15","2026-02-12","2026-02-12","2025-11-20","2025-11-10","2025-10-31","2025-10-31","2025-08-06","2025-08-06","2025-05-09","2025-05-08","2025-05-08","2025-04-11","2025-03-21","2025-03-06","2025-03-04","2025-02-28","2025-02-14","2025-02-13","2025-02-13","2024-11-15","2024-10-30","2024-10-30","2024-08-01","2024-08-01","2024-05-02","2024-05-02","2024-05-02","2024-03-11","2024-03-08","2024-02-12","2024-02-12","2024-01-11","2023-11-02","2023-11-02","2023-08-02","2023-08-02","2023-05-05","2023-05-04","2023-05-04","2023-04-12","2023-04-11","2023-04-10","2023-04-10","2023-02-09","2023-02-08","2023-02-08","2022-11-03","2022-11-03","2022-10-11","2022-09-26","2022-08-04","2022-08-04","2022-05-05","2022-05-05","2022-05-05","2022-02-14","2022-02-11","2022-02-10","2022-02-10","2022-01-05","2022-01-05"],"reportDate":["2026-08-06","2026-06-30","2026-07-31","2026-05-06","2026-03-31","2026-05-01","2026-04-14","2025-12-31","2026-02-12","2025-11-17","2025-11-07","2025-09-30","2025-10-31","2025-06-30","2025-08-06","2025-05-07","2025-03-31","2025-05-08","2025-04-10","2025-03-20","","","","2025-02-12","2024-12-31","2025-02-13","2024-11-14","2024-09-30","2024-10-30","2024-06-30","2024-08-01","2024-05-01","2024-03-31","2024-05-02","2024-03-08","","2023-12-31","2024-02-12","2024-01-08","2023-09-30","2023-11-02","2023-06-30","2023-08-02","2023-05-03","2023-03-31","2023-05-04","2023-04-10","","","","2023-02-07","2022-12-31","2023-02-08","2022-09-30","2022-11-03","2022-10-05","2022-09-21","2022-06-30","2022-08-04","2022-05-04","2022-03-31","2022-05-05","2022-02-14","2022-02-09","2021-12-31","2022-02-10","2022-01-01",""],"acceptanceDateTime":["2026-08-11T20:01:31.000Z","2026-07-31T11:38:45.000Z","2026-07-31T11:33:30.000Z","2026-05-06T20:34:49.000Z","2026-05-01T11:34:24.000Z","2026-05-01T11:32:03.000Z","2026-04-15T20:02:11.000Z","2026-02-12T21:12:08.000Z","2026-02-12T21:07:58.000Z","2025-11-19T22:32:50.000Z","2025-11-10T21:29:08.000Z","2025-10-31T11:35:11.000Z","2025-10-31T11:32:11.000Z","2025-08-06T20:11:04.000Z","2025-08-06T20:08:08.000Z","2025-05-09T12:43:00.000Z","2025-05-08T20:17:06.000Z","2025-05-08T20:09:04.000Z","2025-04-10T21:53:15.000Z","2025-03-21T20:06:59.000Z","2025-03-06T13:36:05.000Z","2025-03-04T19:06:10.000Z","2025-02-28T20:36:06.000Z","2025-02-14T11:09:30.000Z","2025-02-13T21:13:16.000Z","2025-02-13T21:09:51.000Z","2024-11-15T21:14:42.000Z","2024-10-30T20:08:54.000Z","2024-10-30T20:06:46.000Z","2024-08-01T20:11:39.000Z","2024-08-01T20:07:54.000Z","2024-05-02T20:14:11.000Z","2024-05-02T20:12:16.000Z","2024-05-02T20:08:43.000Z","2024-03-11T11:43:06.000Z","2024-03-08T12:34:02.000Z","2024-02-12T21:14:54.000Z","2024-02-12T21:12:02.000Z","2024-01-11T21:11:35.000Z","2023-11-02T20:11:12.000Z","2023-11-02T20:08:26.000Z","2023-08-02T20:18:44.000Z","2023-08-02T20:08:29.000Z","2023-05-05T12:41:24.000Z","2023-05-04T20:13:40.000Z","2023-05-04T20:10:43.000Z","2023-04-12T20:31:07.000Z","2023-04-11T21:15:25.000Z","2023-04-10T20:30:51.000Z","2023-04-10T13:26:14.000Z","2023-02-09T21:21:01.000Z","2023-02-08T21:13:24.000Z","2023-02-08T21:08:21.000Z","2022-11-03T20:10:45.000Z","2022-11-03T20:07:54.000Z","2022-10-11T13:01:32.000Z","2022-09-26T20:18:10.000Z","2022-08-04T11:20:39.000Z","2022-08-04T11:17:47.000Z","2022-05-05T20:14:39.000Z","2022-05-05T11:34:55.000Z","2022-05-05T11:32:32.000Z","2022-02-14T22:17:35.000Z","2022-02-11T21:02:47.000Z","2022-02-10T21:11:25.000Z","2022-02-10T21:08:23.000Z","2022-01-05T22:03:13.000Z","2022-01-05T21:03:46.000Z"],"act":["34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","","","","34","34","34","34","34","34","34","34","34","34","34","34","33","34","34","34","34","34","34","34","34","34","34","34","33","34","33","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","33"],"form":["8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","10-K","8-K","8-K","8-K","10-Q","8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","8-K","UPLOAD","CORRESP","UPLOAD","8-K","10-K","8-K","8-K","10-Q","8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","S-3ASR","10-K","8-K","8-K","10-Q","8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","424B2","FWP","424B5","8-K","10-K","8-K","10-Q","8-K","8-K","8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","8-K","10-K","8-K","8-K","S-3ASR"],"fileNumber":["333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","001-07533","","001-07533","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-277767-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01","333-262016-01"],"filmNumber":["261263045","261225446","261225433","26949116","26928890","26928877","26864121","26626318","26626213","251500336","251466668","251437933","251437924","251189664","251189564","25928526","25926404","25926077","25829397","25760519","","","","25622878","25620402","25620319","241468038","241410360","241410303","241166784","241166657","24908424","24908373","24908252","24736559","24732362","24620050","24620001","24529377","231372409","231372313","231135899","231135586","23891443","23888878","23888797","23816047","23814030","23811466","23809866","23606515","23599236","23599173","221358085","221357989","221302542","221265912","221134671","221134664","22896419","22894094","22894086","22634847","22620622","22614020","22613964","22512115","22511078"],"items":["1.01,2.03,3.02,8.01,9.01","","2.02,9.01","5.07","","2.02,9.01","1.01,1.02,2.03,9.01","","2.02,9.01","1.01,9.01","5.02","","2.02,9.01","","2.02,9.01","5.02,5.07,9.01","","2.02,9.01","7.01,9.01","1.01,1.02,2.03,9.01","","","","5.02,8.01,9.01","","2.02,9.01","5.02,7.01,9.01","","2.02,9.01","","2.02,9.01","5.07,9.01","","2.02,9.01","8.01,9.01","","","2.02,9.01","1.01,2.03,3.02,8.01,9.01","","2.02,9.01","","2.02,9.01","5.07,9.01","","2.02,9.01","8.01,9.01","","","","5.02,5.03,9.01","","2.02,9.01","","2.02,9.01","1.01,1.02,2.03,9.01","5.02,9.01","","2.02,9.01","5.07,9.01","","2.02,9.01","8.01,9.01","5.02","","2.02,9.01","3.03,5.01,5.02,5.03,9.01",""],"core_type":["XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","LETTER","CORRESP","LETTER","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","S-3ASR","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","424B2","FWP","424B5","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","XBRL","S-3ASR"],"size":[1401424,7289155,2921984,222677,6319200,2823470,3208979,17805531,3072989,1310596,203837,7122801,2846104,7075975,2855609,251040,6085396,2771030,214722,1116654,40532,8971,43624,863083,17542750,2977746,217704,6471745,2844447,6583436,2849122,234004,5688818,2755105,985763,960104,18049824,2976737,1452789,6709022,2845440,6873526,2805667,274439,6313322,2770241,584401,765255,16726,743197,262629,19771143,3035103,8008457,2883367,2297234,247697,7216310,2868172,265984,6011604,2790158,776742,246948,18188234,3271282,921915,1634074],"isXBRL":[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0],"isInlineXBRL":[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0],"isXBRLNumeric":[0,1,0,0,1,0,0,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["d117646d8k.htm","frt-20260630.htm","frt-20260731.htm","frt-20260506.htm","frt-20260331.htm","frt-20260501.htm","d105267d8k.htm","frt-20251231.htm","frt-20260212.htm","frt-20251117.htm","frt-20251107.htm","frt-20250930.htm","frt-20251031.htm","frt-20250630.htm","frt-20250806.htm","frt-20250507.htm","frt-20250331.htm","frt-20250508.htm","frt-20250410.htm","d910432d8k.htm","filename1.pdf","filename1.htm","filename1.pdf","d864887d8k.htm","frt-20241231.htm","frt-20250213.htm","frt-20241114.htm","frt-20240930.htm","frt-20241030.htm","frt-20240630.htm","frt-20240801.htm","frt-20240501.htm","frt-20240331.htm","frt-20240502.htm","d766970d8k.htm","d755152ds3asr.htm","frt-20231231.htm","frt-20240212.htm","d712379d8k.htm","frt-20230930.htm","frt-20231102.htm","frt-20230630.htm","frt-20230802.htm","frt-20230503.htm","frt-20230331.htm","frt-20230504.htm","d454829d8k.htm","d471647d424b2.htm","d471647dfwp.htm","d471647d424b5.htm","frt-20230207.htm","frt-20221231.htm","frt-20230208.htm","frt-20220930.htm","frt-20221103.htm","d371166d8k.htm","frt-20220921.htm","frt-20220630.htm","frt-20220804.htm","frt-20220504.htm","frt-20220331.htm","frt-20220505.htm","d296178d8k.htm","frt-20220209.htm","frt-20211231.htm","frt-20220210.htm","d275243d8k.htm","d213233ds3asr.htm"],"primaryDocDescription":["8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","10-K","8-K","8-K","8-K","10-Q","8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","8-K","","","","8-K","10-K","8-K","8-K","10-Q","8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","S-3ASR","10-K","8-K","8-K","10-Q","8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","424B2","FWP","424B5","8-K","10-K","8-K","10-Q","8-K","8-K","8-K","10-Q","8-K","8-K","10-Q","8-K","8-K","8-K","10-K","8-K","8-K","S-3ASR"]},"files":[]}}