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MORTGAGE LOANS HELD-FOR-SALE, at FAIR VALUE (Details Textual) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Mortgage Loans Held For Sale At Fair Value [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure $ 111,656,191us-gaap_MortgagesHeldForSaleFairValueDisclosure $ 54,678,382us-gaap_MortgagesHeldForSaleFairValueDisclosure
Mortgage Loans Held-or-Sale [Member]    
Mortgage Loans Held For Sale At Fair Value [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure $ 111,700,000us-gaap_MortgagesHeldForSaleFairValueDisclosure
/ us-gaap_ParticipatingMortgageLoansAxis
= oaks_MortgageLoansHeldorsaleMember		 $ 54,700,000us-gaap_MortgagesHeldForSaleFairValueDisclosure
/ us-gaap_ParticipatingMortgageLoansAxis
= oaks_MortgageLoansHeldorsaleMember