XML 58 R48.htm IDEA: XBRL DOCUMENT v3.7.0.1

Loans, Held for Investment - Schedule of Mortgage Loans by Property Type and Geographic Distribution (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2017	Dec. 31, 2016
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 3,151,386	$ 2,693,092
Carrying Value, Percent of Portfolio	100.00%	100.00%
Hotel
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 694,045	$ 408,428
Carrying Value, Percent of Portfolio	22.00%	15.20%
Residential - for sale
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 522,707	$ 469,997
Carrying Value, Percent of Portfolio	16.60%	17.50%
Urban Retail Predevelopment
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 498,830	$ 491,187
Carrying Value, Percent of Portfolio	15.80%	18.20%
Office
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 256,177	$ 255,031
Carrying Value, Percent of Portfolio	8.10%	9.50%
Residential Rental
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 270,912	$ 309,243
Carrying Value, Percent of Portfolio	8.60%	11.50%
Mixed Use
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 252,132	$ 134,797
Carrying Value, Percent of Portfolio	8.00%	4.90%
Retail Center
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 240,296	$ 209,401
Carrying Value, Percent of Portfolio	7.60%	7.80%
Healthcare
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 171,306	$ 170,549
Carrying Value, Percent of Portfolio	5.50%	6.30%
Industrial
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 156,941	$ 156,809
Carrying Value, Percent of Portfolio	5.00%	5.80%
Other
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 88,040	$ 87,650
Carrying Value, Percent of Portfolio	2.80%	3.30%
New York City
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 1,232,256	$ 1,034,303
Carrying Value, Percent of Portfolio	39.10%	38.40%
Midwest
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 505,769	$ 405,992
Carrying Value, Percent of Portfolio	16.00%	15.10%
Southeast
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 490,354	$ 332,276
Carrying Value, Percent of Portfolio	15.60%	12.30%
International (U.K.)
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 246,820	$ 244,756
Carrying Value, Percent of Portfolio	7.80%	9.10%
West
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 197,068	$ 219,664
Carrying Value, Percent of Portfolio	6.30%	8.20%
Mid Atlantic
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 261,076	$ 263,717
Carrying Value, Percent of Portfolio	8.30%	9.80%
Southwest
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 79,636	$ 54,614
Carrying Value, Percent of Portfolio	2.50%	2.00%
Northeast
Mortgage Loans on Real Estate [Line Items]
Carrying Value	$ 138,407	$ 137,770
Carrying Value, Percent of Portfolio	4.40%	5.10%

X

- Definition

Mortgage Loans on Real Estate, Commercial and Consumer, Percentage of Portfolio

+ References

No definition available.

+ Details

Name:	ari_MortgageLoansonRealEstateCommercialandConsumerPercentageofPortfolio
Namespace Prefix:	ari_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(c))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

Name:	us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_MortgageLoansOnRealEstateLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_HotelMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_ResidentialForSaleMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_UrbanRetailPredevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_OfficeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_ResidentialRentalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_MixedUseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_RetailCenterMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_HealthcareMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_IndustrialPropertyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_OtherPropertyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=ari_NewYorkCityNewYorkMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=ari_MidwestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=ari_SoutheastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_GB
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=ari_WestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=ari_MidAtlanticMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=ari_SouthwestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=ari_NortheastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: