XML 26 R79.htm IDEA: XBRL DOCUMENT v2.4.1.9
Real Estate Securities and Other Investment Securities (Schedule of Certain Information Regarding Real Estate Securities) (Details) (USD $)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Non-Agency RMBS [Member]    
Greater than 5 years    
Fair Value $ 148,585,733zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsFairValue
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1] $ 226,155,221zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsFairValue
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1]
Amortized Cost 146,917,072zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1] 221,492,920zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1]
Weighted Average Yield 6.96%zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsWeightedAverageYield
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1] 6.57%zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsWeightedAverageYield
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1]
Fair Value 148,585,733us-gaap_InvestmentOwnedAtFairValue
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1] 226,155,221us-gaap_InvestmentOwnedAtFairValue
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1]
Amortized Cost 146,917,072us-gaap_InvestmentOwnedAtCost
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1] 221,492,920us-gaap_InvestmentOwnedAtCost
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1]
Weighted Average Yield 6.96%zfc_InvestmentOwnedWeightedAverageYield
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1] 6.57%zfc_InvestmentOwnedWeightedAverageYield
/ us-gaap_DebtSecurityAxis
= us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember		 [1]
Other Investment Securities [Member]    
Greater than 5 years    
Fair Value 2,040,532zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsFairValue
/ us-gaap_DebtSecurityAxis
= us-gaap_OtherDebtSecuritiesMember		 [2]  
Amortized Cost 2,266,756zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost
/ us-gaap_DebtSecurityAxis
= us-gaap_OtherDebtSecuritiesMember		 [2]  
Weighted Average Yield 5.90%zfc_RealEstateSecuritiesDebtMaturitiesAfterFiveYearsWeightedAverageYield
/ us-gaap_DebtSecurityAxis
= us-gaap_OtherDebtSecuritiesMember		 [2]  
Fair Value 2,040,532us-gaap_InvestmentOwnedAtFairValue
/ us-gaap_DebtSecurityAxis
= us-gaap_OtherDebtSecuritiesMember		 [2]  
Amortized Cost $ 2,266,756us-gaap_InvestmentOwnedAtCost
/ us-gaap_DebtSecurityAxis
= us-gaap_OtherDebtSecuritiesMember		 [2]  
Weighted Average Yield 5.90%zfc_InvestmentOwnedWeightedAverageYield
/ us-gaap_DebtSecurityAxis
= us-gaap_OtherDebtSecuritiesMember		 [3]  
[1] Actual maturities of real estate securities are generally shorter than stated contractual maturities. Maturities are affected by the contractual lives of the associated mortgage collateral, periodic payments of principal, prepayments of principal and credit losses.
[2] Actual maturities of Other Investment Securities are generally shorter than stated contractual maturities. Maturities are affected by the contractual lives of the associated mortgage collateral, periodic payments of principal, prepayments of principal and credit losses.
[3] Unleveraged yield.