{"cik":"0001274818","entityType":"operating","sic":"6189","sicDescription":"Asset-Backed Securities","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"CSFB MORTGAGE BACKED PASS THR CERTS SER 2003-AR30","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":["0001162318-04-000267","0001056404-04-001030","0001162318-04-000071","0001162318-04-000055","0001056404-04-000517","0000950117-03-005485"],"filingDate":["2004-05-05","2004-03-30","2004-02-11","2004-02-03","2004-01-29","2003-12-30"],"reportDate":["2004-05-05","2004-03-30","2004-02-11","2004-02-03","",""],"acceptanceDateTime":["2004-05-05T18:29:11.000Z","2004-03-30T19:55:51.000Z","2004-02-11T21:04:54.000Z","2004-02-03T20:27:46.000Z","2004-01-29T19:33:37.000Z","2003-12-30T22:21:33.000Z"],"act":["","","","","",""],"form":["8-K/A","10-K","8-K","8-K","15-15D","424B5"],"fileNumber":["333-107055-17","333-107055-17","333-107055-17","333-107055-17","333-107055-17","333-107055-17"],"filmNumber":["04781037","04700272","04586428","04562820","04551887","031078386"],"items":["5","","5","5","",""],"core_type":["8-K/A","10-K","8-K","8-K","15-15D","424B5"],"size":[59302,105239,1813743,38649,4096,1180993],"isXBRL":[0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0],"isXBRLNumeric":[null,null,null,null,null,null],"primaryDocument":["m32685form8k.htm","csf03a30_form10k.txt","m26995form8k.htm","m25964form8k.htm","csf03a30_form15.txt","a36774.txt"],"primaryDocDescription":["FORM 8-K/A","","FORM 8-K","FORM 8-K WITH EXHIBIT 8.1 AND COVER LETTER","","CREDIT SUISSE FIRST BOSTON 2003-AR30"]},"files":[]}}