XML 59 R53.htm IDEA: XBRL DOCUMENT v3.25.1

Commercial Mortgage Loans, Subordinate Loans and Other Lending Assets, Net - Schedule of Mortgage Loans by Property Type and Geographic Distribution (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 7,721,798	$ 7,134,992
General CECL Allowance	(34,712)	(30,836)
Carrying value, net	$ 7,687,086	$ 7,104,156
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	100.00%	100.00%
General CECL allowance on unfunded commitments	$ 6,080	$ 5,948
United Kingdom
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 2,489,538	$ 2,423,856
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	32.10%	33.90%
New York City
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,541,713	$ 1,539,995
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	20.00%	21.60%
Other Europe
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,336,205	$ 1,265,344
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	17.30%	17.70%
Germany
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	8.20%	8.40%
Italy
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	2.30%	2.40%
Spain
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	3.40%	3.50%
Sweden
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	3.20%	3.10%
Netherlands
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	0.20%	0.30%
Southeast
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 815,827	$ 511,742
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	10.60%	7.20%
West
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 632,901	$ 489,008
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	8.20%	6.90%
Midwest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 560,052	$ 560,436
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	7.30%	7.90%
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 345,562	$ 344,611
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	4.50%	4.80%
Percentage of Portfolio	1.20%	1.30%
Northeast
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	0.50%	0.60%
Southwest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	1.40%	1.50%
Mid-Atlantic
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	1.40%	1.40%
Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,880,046	$ 1,556,819
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	24.40%	21.80%
Office
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,818,410	$ 1,756,965
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	23.50%	24.60%
Hotel
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 1,602,392	$ 1,575,270
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	20.80%	22.10%
Retail
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 955,275	$ 946,017
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	12.40%	13.30%
Industrial Property
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 598,139	$ 399,546
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	7.70%	5.60%
Mixed Use
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 317,103	$ 363,211
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	4.10%	5.10%
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 550,433	$ 537,164
Mortgage loans on real estate, commercial and consumer, percentage of portfolio	7.10%	7.50%
Pubs
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	2.80%	2.90%
Caravan Park
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	2.60%	2.70%
Urban Predevelopment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of Portfolio	1.70%	1.90%

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-types:percentItemType
Balance Type:	na
Period Type:	duration

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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

+ 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/exampleRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 55
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480078/944-80-55-14

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 55
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480078/944-80-55-9

Reference 3: 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/1943274/2147478777/944-210-S99-1

Reference 4: 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)(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

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

X

- Definition

Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482454/460-10-45-1

+ Details

Name:	us-gaap_OffBalanceSheetCreditLossLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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_NL
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_MidwestMember
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=ari_ResidentialMember
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=srt_HotelMember
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=srt_IndustrialPropertyMember
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_OtherPropertyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ari_PubsMember
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:

X

- Details

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