XML 37 R52.htm IDEA: XBRL DOCUMENT v2.4.1.9
Commercial Mortgage Loan Portfolio (Details 2) (Commercial mortgage loans [Member], USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Hotel, Multifamily, and Vacation Home Portfolio [Member]
    
Mortgage Loans on Real Estate [Line Items]    
Number of options to extend loan agreement 2ari_NumberofOptionstoExtendLoanAgreement
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ari_HotelMultifamilyandVacationHomePortfolioMember
/ us-gaap_MortgageLoansOnRealEstateLoanTypeAxis
= ari_CommercialMortgageLoansMember		  
Option to extend loan agreement, term 1 year  
Condo Conversion [Member] | Condo Conversion - NY, NY August 2013 [Member]
    
Mortgage Loans on Real Estate [Line Items]    
Option to extend loan agreement, term 1 year 1 year
Condo Conversion [Member] | Condo Conversion - NY, NY November 2014 [Member]
    
Mortgage Loans on Real Estate [Line Items]    
Option to extend loan agreement, term 6 months  
Condo Conversion [Member] | Condo Conversion - NY, NY December 2012 [Member]
    
Mortgage Loans on Real Estate [Line Items]    
Number of options to extend loan agreement   2ari_NumberofOptionstoExtendLoanAgreement
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ari_CondoConversionMember
/ us-gaap_MortgageLoansOnRealEstateLoanTypeAxis
= ari_CommercialMortgageLoansMember
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= ari_CondoConversionNewYorkNYDecember2012Member
Option to extend loan agreement, term   1 year
Condo Construction [Member] | Condo Construction Potomac, MD [Member]
    
Mortgage Loans on Real Estate [Line Items]    
Option to extend loan agreement, term 6 months  
Unfunded loan commitments 52,000ari_MortgageLoansonRealEstateCommitmenttoLendUnfundedAmount
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ari_CondoConstructionMember
/ us-gaap_MortgageLoansOnRealEstateLoanTypeAxis
= ari_CommercialMortgageLoansMember
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= ari_CondoConstructionPotomacMDMember		  
Condo Construction [Member] | Condo Construction Bethesda, MD [Member]
    
Mortgage Loans on Real Estate [Line Items]    
Option to extend loan agreement, term 6 months  
Unfunded loan commitments 45,100ari_MortgageLoansonRealEstateCommitmenttoLendUnfundedAmount
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ari_CondoConstructionMember
/ us-gaap_MortgageLoansOnRealEstateLoanTypeAxis
= ari_CommercialMortgageLoansMember
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= ari_CondoConstructionBethesdaMDMember		  
Multifamily Conversion [Member] | Multifamily, Brooklyn, NY [Member]
    
Mortgage Loans on Real Estate [Line Items]    
Number of options to extend loan agreement 3ari_NumberofOptionstoExtendLoanAgreement
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ari_MultifamilyConversionMember
/ us-gaap_MortgageLoansOnRealEstateLoanTypeAxis
= ari_CommercialMortgageLoansMember
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= ari_MultifamilyBrooklynNYMember		  
Option to extend loan agreement, term 1 year  
Unfunded loan commitments 4,500ari_MortgageLoansonRealEstateCommitmenttoLendUnfundedAmount
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ari_MultifamilyConversionMember
/ us-gaap_MortgageLoansOnRealEstateLoanTypeAxis
= ari_CommercialMortgageLoansMember
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= ari_MultifamilyBrooklynNYMember		  
Mixed Use [Member] | Mixed Use - Cincinnati, OH [Member]
    
Mortgage Loans on Real Estate [Line Items]    
Number of options to extend loan agreement 2ari_NumberofOptionstoExtendLoanAgreement
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ari_MixedUseMember
/ us-gaap_MortgageLoansOnRealEstateLoanTypeAxis
= ari_CommercialMortgageLoansMember
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= ari_MixedUseCincinnatiOHMember		  
Option to extend loan agreement, term 1 year  
Unfunded loan commitments 145,000ari_MortgageLoansonRealEstateCommitmenttoLendUnfundedAmount
/ us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis
= ari_MixedUseMember
/ us-gaap_MortgageLoansOnRealEstateLoanTypeAxis
= ari_CommercialMortgageLoansMember
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= ari_MixedUseCincinnatiOHMember