{"cik":"0001271364","entityType":"operating","sic":"6189","sicDescription":"Asset-Backed Securities","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"CWMBS INC CHL MORTGAGE PASS THROUGH TRUST 2003-57","tickers":[],"exchanges":[],"ein":null,"lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"1231","stateOfIncorporation":"DE","stateOfIncorporationDescription":"DE","addresses":{"mailing":{"street1":"155 N. LAKE AVE","street2":null,"city":"PASADENA","stateOrCountry":"CA","zipCode":"91302","stateOrCountryDescription":"CA","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"155 N. LAKE AVE","street2":null,"city":"PASADENA","stateOrCountry":"CA","zipCode":"91302","stateOrCountryDescription":"CA","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"8183044428","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0000905148-04-001823","0000905148-04-000519","0001071787-04-000091","0000950148-03-002812"],"filingDate":["2004-03-29","2004-01-30","2004-01-06","2003-11-25"],"reportDate":["2003-12-31","","2003-12-25",""],"acceptanceDateTime":["2004-03-29T17:27:34.000Z","2004-01-30T17:08:05.000Z","2004-01-06T16:49:32.000Z","2003-11-25T21:15:52.000Z"],"act":["","","",""],"form":["10-K","15-15D","8-K","424B5"],"fileNumber":["333-103821-48","333-103821-48","333-103821-48","333-103821-48"],"filmNumber":["04695207","04554824","04508508","031023420"],"items":["","","7",""],"core_type":["10-K","15-15D","8-K","424B5"],"size":[26137,4276,20406,723915],"isXBRL":[0,0,0,0],"isInlineXBRL":[0,0,0,0],"isXBRLNumeric":[null,null,null,null],"primaryDocument":["efc4-0686_5523410form10k.txt","efc4-0228_5500747form1515d.txt","cw0357_8k0312.txt","v94783e424b5.txt"],"primaryDocDescription":["","","","424B5"]},"files":[]}}