XML 87 R41.htm IDEA: XBRL DOCUMENT v2.4.1.9
AVAILABLE-FOR-SALE SECURITIES (Details) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]    
Mortgage-backed securities: $ 601,126,052us-gaap_AvailableForSaleSecurities $ 368,315,738us-gaap_AvailableForSaleSecurities
Agency [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Mortgage-backed securities: 310,046,089us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_AgencyMember		 314,830,685us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_AgencyMember
Agency [Member] | Federal Home Loan Mortgage Corporation [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Mortgage-backed securities: 160,960,558us-gaap_AvailableForSaleSecurities
/ us-gaap_InvestmentTypeAxis
= us-gaap_FederalHomeLoanMortgageCorporationCertificatesAndObligationsFHLMCMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_AgencyMember		 162,344,627us-gaap_AvailableForSaleSecurities
/ us-gaap_InvestmentTypeAxis
= us-gaap_FederalHomeLoanMortgageCorporationCertificatesAndObligationsFHLMCMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_AgencyMember
Agency [Member] | Federal National Mortgage Association [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Mortgage-backed securities: 149,085,531us-gaap_AvailableForSaleSecurities
/ us-gaap_InvestmentTypeAxis
= us-gaap_FederalNationalMortgageAssociationCertificatesAndObligationsFNMAMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_AgencyMember		 152,486,058us-gaap_AvailableForSaleSecurities
/ us-gaap_InvestmentTypeAxis
= us-gaap_FederalNationalMortgageAssociationCertificatesAndObligationsFNMAMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_AgencyMember
Non Agency RMBS [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Mortgage-backed securities: 171,914,913us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_NonAgencyRmbsMember		 53,485,053us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_NonAgencyRmbsMember
Multi-Family [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Mortgage-backed securities: $ 119,165,050us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= oaks_ResidentialMultiFamilyMember