XML 60 R51.htm IDEA: XBRL DOCUMENT v3.23.3

Commercial Mortgage Loans, Subordinate Loans and Other Lending Assets, Net - Schedule of Mortgage Loans by Property Type and Geographic Distribution (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 8,001,336	$ 8,708,214
General CECL allowance	(27,305)	(26,224)
Carrying value, net	$ 7,974,031	$ 8,681,990
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	100.00%	100.00%
Off-balance-sheet, credit loss, liability, amount excluded	$ 4,000	$ 4,300
United Kingdom
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 2,482,587	$ 2,470,532
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	31.00%	28.40%
New York City
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,723,669	$ 2,049,493
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	21.50%	23.50%
Other Europe
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,396,418	$ 1,542,462
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	17.50%	17.70%
Germany
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	5.20%	4.90%
Italy
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	470.00%	5.40%
Spain
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	4.20%	3.80%
Sweden
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	290.00%	2.80%
Ireland
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	0.50%	0.70%
Midwest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 533,692	$ 592,756
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	6.70%	6.80%
Southeast
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 533,852	$ 642,542
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	6.70%	7.40%
West
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 577,416	$ 584,247
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	7.20%	6.70%
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 753,702	$ 826,182
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	9.40%	9.50%
Percentage of Portfolio	90.00%	0.30%
Northeast
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	550.00%	5.50%
Southwest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	180.00%	2.30%
Mid-Atlantic
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	120.00%	1.40%
Hotel
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,903,246	$ 2,117,079
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	23.80%	24.30%
Office
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,494,101	$ 1,671,006
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	18.70%	19.20%
Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,245,131	$ 1,537,541
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	15.50%	17.70%
Retail Site
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,375,338	$ 1,364,752
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	17.20%	15.70%
Health Care
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 520,208	$ 575,144
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	6.50%	6.60%
Mixed Use
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 637,492	$ 559,809
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	8.00%	6.40%
Industrial Property
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 282,758	$ 296,860
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	3.50%	3.40%
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 543,062	$ 586,023
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	6.80%	6.70%
Parking Garage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	270.00%	3.10%
Urban Predevelopment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	160.00%	1.30%
Caravan Park
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	250.00%	2.30%

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:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Off-Balance-Sheet, Credit Loss, Liability, Amount Excluded

+ References

No definition available.

+ Details

Name:	ari_OffBalanceSheetCreditLossLiabilityAmountExcluded
Namespace Prefix:	ari_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Percentage of Portfolio

+ References

No definition available.

+ Details

Name:	ari_PercentageOfPortfolio
Namespace Prefix:	ari_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

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

X

- Definition

The reserve to cover probable credit losses related to specifically identified fixed maturity real estate loans as well as probable credit losses inherent in the remainder of that loan portfolio.

+ References

No definition available.

+ Details

Name:	us-gaap_AllowanceForLoanAndLeaseLossesRealEstate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-5

+ Details

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

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/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(c))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

+ Details

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

X

- Details

Name:	srt_StatementGeographicalAxis=country_GB
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_NewYorkCityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_OtherEuropeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=country_DE
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=country_IT
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=country_ES
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=country_SE
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=country_IE
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_MidwestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_SoutheastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_WestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_OtherGeographicLocationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_NortheastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_SouthwestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ari_MidAtlanticMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_HotelMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_OfficeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_ResidentialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_RetailSiteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_HealthCareMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_MixedUseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_IndustrialPropertyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_OtherPropertyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_ParkingGarageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_UrbanPredevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_CaravanParkMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: