{"cik":"0000803862","entityType":"other","sic":"","sicDescription":"","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"DEFINED ASSET FUNDS MUNICIPAL INVT TR FD INSURED SERIES 185","tickers":[],"exchanges":[],"ein":null,"lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"1231","stateOfIncorporation":"NY","stateOfIncorporationDescription":"NY","addresses":{"mailing":{"street1":null,"street2":null,"city":null,"stateOrCountry":null,"zipCode":null,"stateOrCountryDescription":null,"isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"P O BOX 9051","street2":"C/O MERRILL LYNCH PIERCE FENNER & SMITH","city":"PRINCETON","stateOrCountry":"NJ","zipCode":"08543","stateOrCountryDescription":"NJ","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":null,"flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0000950103-03-001719","0000934850-03-000150","0000934850-02-001607","0000934850-01-001253","0000934850-01-001040","0000934850-01-000705","0000934850-00-001223","0001005477-00-001545","0001005477-00-000737","0000934850-99-000549","0000950112-99-000265","0000950112-99-000186","0000934850-99-000025","0000950103-98-000788","0000934850-98-001851","0000934850-98-000627","0000950112-98-000182","0000950112-98-000132","0000934850-97-000977","0000950112-97-000186","0000950112-97-000133","0000950112-96-000500","0000350221-96-000630","0000950112-96-000343","0000950103-96-000588","0000950112-95-000421","0000934850-95-002962","0000950112-95-000313"],"filingDate":["2003-08-26","2003-03-27","2002-03-27","2001-04-03","2001-03-21","2001-03-21","2000-03-15","2000-02-23","2000-02-09","1999-03-11","1999-02-23","1999-02-10","1999-01-22","1998-08-17","1998-03-10","1998-03-02","1998-02-17","1998-02-06","1997-02-20","1997-02-18","1997-02-05","1996-02-16","1996-02-15","1996-02-07","1996-01-17","1995-02-22","1995-02-17","1995-02-08"],"reportDate":["2003-05-31","2002-12-31","2001-12-31","","","2000-12-31","1999-12-31","","","1998-12-31","","","","","1997-12-31","1997-12-31","","","1996-12-31","","","","1995-12-31","","","","1994-12-31",""],"acceptanceDateTime":["2003-08-26T18:28:45.000Z","2003-03-27T21:47:04.000Z","2002-03-27T05:00:00.000Z","2001-04-03T04:00:00.000Z","2001-03-21T05:00:00.000Z","2001-03-21T05:00:00.000Z","2000-03-15T05:00:00.000Z","2000-02-23T05:00:00.000Z","2000-02-09T05:00:00.000Z","1999-03-11T05:00:00.000Z","1999-02-23T05:00:00.000Z","1999-02-10T05:00:00.000Z","1999-01-22T05:00:00.000Z","1998-08-17T04:00:00.000Z","1998-03-10T05:00:00.000Z","1998-03-02T05:00:00.000Z","1998-02-17T05:00:00.000Z","1998-02-06T05:00:00.000Z","1997-02-20T05:00:00.000Z","1997-02-18T05:00:00.000Z","1997-02-05T05:00:00.000Z","1996-02-16T05:00:00.000Z","1996-02-15T05:00:00.000Z","1996-02-07T05:00:00.000Z","1996-01-17T05:00:00.000Z","1995-02-22T05:00:00.000Z","1995-02-17T05:00:00.000Z","1995-02-08T05:00:00.000Z"],"act":["","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"form":["24F-2NT","24F-2NT","24F-2NT","497","497","24F-2NT","24F-2NT","497","485BPOS","24F-2NT","497","485BPOS","497","497","24F-2NT/A","24F-2NT","497","485BPOS","24F-2NT","497","485BPOS","497","24F-2NT","485BPOS","497","497","24F-2NT","485BPOS"],"fileNumber":["033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139","033-49139"],"filmNumber":["03866258","03621452","02588059","1593180","1574929","1573371","569993","551436","529539","99562628","99547883","99528072","99510797","98691988","98562508","98555426","98540667","98523708","97539715","97537407","97518508","96522974","96521972","96512727","96504912","95514096","95513095","95506608"],"items":["","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"core_type":["24F-2NT","24F-2NT","24F-2NT","497","497","24F-2NT","24F-2NT","497","485BPOS","24F-2NT","497","485BPOS","497","497","24F-2NT/A","24F-2NT","497","485BPOS","24F-2NT","497","485BPOS","497","24F-2NT","485BPOS","497","497","24F-2NT","485BPOS"],"size":[5608,5386,5338,173905,389534,5379,5335,68916,83962,5152,70609,89634,394032,315274,5337,5252,147292,170564,7532,128450,169362,147053,5235,168208,3370,300933,5241,324746],"isXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["mitf_is185.txt","c100.txt","a251.txt","0001.txt","0001.txt","0001.txt","","","","","","","","","","","","","","","","","","","","","",""],"primaryDocDescription":["","","","","","","","DAF-MITF IS-185","DAF-MITF IS-185","","MITF INSURED SERIES-185","MITF INSURED SERIES-185","","","","","DAF-MITF IS-185                 MITF-B","DAF-MITF IS-185                     MITF-B","","DAF-MITF IS-185                 MITF-B","DAF-MITF IS-185                     MITF-B","DAF-MITF IS-185                 MITF-B","","DAF-MITF IS-185                     MITF-B","SUPPLEMENT TO PROSPECTUS","DAF-MITF IS-185                 MITF-B","","DAF-MITF IS-185                     MITF-B"]},"files":[]}}