{"cik":"0001170314","entityType":"operating","sic":"6189","sicDescription":"Asset-Backed Securities","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"CSFB MORTGAGE BACKED PASS THROUGH CERT SERIES 2002-AR8","tickers":[],"exchanges":[],"ein":null,"lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"1231","stateOfIncorporation":"DE","stateOfIncorporationDescription":"DE","addresses":{"mailing":{"street1":null,"street2":null,"city":null,"stateOrCountry":null,"zipCode":null,"stateOrCountryDescription":null,"isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"11 MADISON AVENUE","street2":null,"city":"NEW YORK","stateOrCountry":"NY","zipCode":"10010","stateOrCountryDescription":"NY","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":null,"flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001051170-04-000199","0001051170-03-000271","0001051170-03-000057","0001051170-03-000007","0001051170-02-000794","0001051170-02-000648","0001051170-02-000582","0001051170-02-000458","0001051170-02-000358","0001051170-02-000319","0001051170-02-000278","0001051170-02-000258","0000905148-02-001175","0000905148-02-001079","0000950117-02-000702"],"filingDate":["2004-03-25","2003-04-01","2003-01-29","2003-01-02","2002-11-27","2002-10-28","2002-10-01","2002-08-29","2002-07-29","2002-07-05","2002-05-31","2002-05-01","2002-04-30","2002-04-24","2002-03-29"],"reportDate":["2002-12-31","2002-12-31","","2002-12-26","2002-11-25","2002-10-25","2002-09-25","2002-08-26","2002-07-25","2002-06-25","2002-05-28","2002-04-25","2002-04-30","2002-03-28",""],"acceptanceDateTime":["2004-03-25T21:12:47.000Z","2003-03-31T23:12:16.000Z","2003-01-28T23:15:06.000Z","2003-01-02T19:36:26.000Z","2002-11-27T19:03:30.000Z","2002-10-28T19:43:56.000Z","2002-10-01T19:17:10.000Z","2002-08-28T21:38:23.000Z","2002-07-29T19:42:18.000Z","2002-07-05T18:56:04.000Z","2002-05-31T20:27:31.000Z","2002-05-01T14:44:11.000Z","2002-04-30T19:09:36.000Z","2002-04-24T04:00:00.000Z","2002-03-29T05:00:00.000Z"],"act":["","","","","","","","","","","","","","",""],"form":["10-K/A","10-K","15-15D","8-K","8-K","8-K","8-K","8-K","8-K","8-K","8-K","8-K","8-K","8-K","424B5"],"fileNumber":["333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02","333-77054-02"],"filmNumber":["04689943","03632419","03528623","03500652","02843131","02799778","02778360","02751672","02713232","02697291","02668029","02628914","02626946","02619686","02594706"],"items":["","","","5,7","5,7","5,7","5,7","5,7","5,7","5,7","5,7","5,7","7","5,7",""],"core_type":["10-K/A","10-K","15-15D","8-K","8-K","8-K","8-K","8-K","8-K","8-K","8-K","8-K","8-K","8-K","424B5"],"size":[32853,11904,3878,23599,23579,23964,23905,24707,17694,17703,17894,17803,11124,643847,903539],"isXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["csfb02ar8_10ka.txt","csfb02ar8_10kmar03.txt","csfb02ar8_form15.txt","csfb02ar8_8kdec02.txt","csfb02ar8_8knov02.txt","csfb02ar8_8koct02.txt","csfb02ar8_8ksep02.txt","csfb02ar8_8kaug02.txt","csfb02ar8_8kjul02.txt","csfb02ar8_8kjun02.txt","csfb02ar8_8kmay02.txt","csfb02ar8_8kapr02.txt","efc2-0520_5165726fm8k.txt","efc2-0454_5165755form8k.txt","a32333.txt"],"primaryDocDescription":["12/31/02","DECEMBER 31, 2002","FORM 15  JANUARY 28, 2003","DECEMBER 26, 2002 PDS","NOVEMBER 25, 2002 PDS","OCTOBER 25, 2002  PDS","SEPTEMBER 25, 2002 PDS","AUGUST 26, 2002  PDS","JULY 25, 2002 PDS","JUNE 25, 2002 PDS","MAY 28, 2002 PDS","APRIL 25, 2002 PDS","CSFB, SERIES 2002-AR8","","CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES"]},"files":[]}}