{"cik":"0001379644","entityType":"operating","sic":"6189","sicDescription":"Asset-Backed Securities","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"Merrill Lynch Mortgage Investors Trust, Series 2006-FF1","tickers":[],"exchanges":[],"ein":null,"lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"1228","stateOfIncorporation":"DE","stateOfIncorporationDescription":"DE","addresses":{"mailing":{"street1":"WORLD FINANCIAL CTR N TOWER","street2":"250 VESEY ST 10TH FL","city":"NEW YORK","stateOrCountry":"NY","zipCode":"10281-1310","stateOrCountryDescription":"NY","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"4LD FINANCIAL CENTER FLOOR 10","street2":null,"city":"NEW YORK","stateOrCountry":"NY","zipCode":"10281-1310","stateOrCountryDescription":"NY","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"2124491000","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001136999-07-000637","0001136999-07-000318","0000950123-07-000323","0000950123-06-015598","0000950123-06-015509","0000950123-06-015423","0000950123-06-015113","0000950123-06-015067"],"filingDate":["2007-03-30","2007-01-29","2007-01-11","2006-12-27","2006-12-22","2006-12-21","2006-12-13","2006-12-12"],"reportDate":["2006-12-31","","2006-12-27","2006-12-27","","","",""],"acceptanceDateTime":["2007-03-30T19:43:42.000Z","2007-01-29T15:46:24.000Z","2007-01-11T22:30:53.000Z","2006-12-27T19:16:59.000Z","2006-12-22T14:55:58.000Z","2006-12-21T03:09:08.000Z","2006-12-13T15:42:38.000Z","2006-12-12T19:06:02.000Z"],"act":["34","34","34","34","33","34","34","34"],"form":["10-K","15-15D","8-K","8-K","424B5","FWP","FWP","FWP"],"fileNumber":["333-130545-38","333-130545-38","333-130545-38","333-130545-38","333-130545-38","333-130545-38","333-130545-38","333-130545-38"],"filmNumber":["07732627","07559265","07526604","061300346","061295136","061291333","061273219","061271112"],"items":["","","8.01,9.01","8.01,9.01","","","",""],"core_type":["10-K","15-15D","8-K","8-K","424B5","FWP","FWP","FWP"],"size":[519341,16415,1294137,13887,1575739,35749596,9778308,1332044],"isXBRL":[0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0],"isXBRLNumeric":[null,null,null,null,null,null,null,null],"primaryDocument":["mlmi6ff1_10k.htm","mlm06ff1_form15-15d.htm","x27926ce8vk.txt","x27926be8vk.txt","y27926e424b5.txt","x27926afwp.txt","x27926fpfwp.txt","x27926fwp.txt"],"primaryDocDescription":["MERRILL LYNCH 2006-FF1 FORM 10K","NOTICE OF SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTION 13 AND 15(D)","FORM 8-K","FORM 8-K","424(B)(5)","FREE WRITING PROSPECTUS","FREE WRITING PROSPECTUS","FREE WRITING PROSPECTUS"]},"files":[]}}