{"cik":"0001334796","entityType":"operating","sic":"6189","sicDescription":"Asset-Backed Securities","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"CSFB COMMERCIAL MORT PASS THR CERTS SER 2005 C4","tickers":[],"exchanges":[],"ein":null,"lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"1231","stateOfIncorporation":"DE","stateOfIncorporationDescription":"DE","addresses":{"mailing":{"street1":"11 MADISON AVENUE","street2":null,"city":"NEW YORK","stateOrCountry":"NY","zipCode":"10010","stateOrCountryDescription":"NY","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":"2123252000","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001056404-06-001406","0001056404-06-000622","0001056404-05-004465","0001056404-05-004020","0001056404-05-003760","0001056404-05-003528","0001056404-05-003155","0000914121-05-001718","0000950136-05-005168","0000914121-05-001574","0000950136-05-004461"],"filingDate":["2006-03-30","2006-01-26","2005-12-20","2005-11-28","2005-11-03","2005-10-24","2005-09-20","2005-09-09","2005-08-19","2005-08-18","2005-08-01"],"reportDate":["2005-12-31","","2005-12-16","2005-11-18","2005-10-17","2005-10-17","2005-09-16","2005-08-24","","2005-08-15",""],"acceptanceDateTime":["2006-03-30T01:09:42.000Z","2006-01-26T15:16:02.000Z","2005-12-20T16:37:14.000Z","2005-11-28T14:29:25.000Z","2005-11-03T20:22:48.000Z","2005-10-24T18:22:09.000Z","2005-09-20T17:41:28.000Z","2005-09-09T19:54:11.000Z","2005-08-19T20:46:25.000Z","2005-08-18T20:24:09.000Z","2005-08-01T17:18:28.000Z"],"act":["34","34","34","34","34","34","34","34","33","34","33"],"form":["10-K","15-15D","8-K","8-K","8-K","8-K","8-K","8-K","424B5","8-K","424B5"],"fileNumber":["333-116258-04","333-116258-04","333-116258-04","333-116258-04","333-116258-04","333-116258-04","333-116258-04","333-116258-04","333-116258-04","333-116258-04","333-116258-04"],"filmNumber":["06720278","06551879","051274554","051227225","051176748","051151688","051093197","051077804","051039042","051036153","05987454"],"items":["","","8.01,9.01","8.01,9.01","8.01,9.01","8.01,9.01","8.01,9.01","8.01,9.01","","8.01,9.01",""],"core_type":["10-K","15-15D","8-K","8-K","8-K","8-K","8-K","8-K","424B5","8-K","424B5"],"size":[53335,4246,135083,134011,136577,136577,135544,1801228,2022345,6186,2276527],"isXBRL":[0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["csf05c04_10k-2005.txt","csf05c04_15-2005.txt","csf05c04_8k-200512.txt","csf05c04_10511.txt","csf05c04_10510.txt","csf05c04_10510.txt","csf05c04_10509.txt","cs855608-8k.txt","file001.htm","cs851368-8k.txt","file001.htm"],"primaryDocDescription":["","","","","","","","CURRENT REPORT","FORM 424B5","CURRENT REPORT","PRELIMINARY MATERIALS"]},"files":[]}}