Numbers of operating partnership units issued or issuable in consideration for the business combination.

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The amount of mortgage loans converted to mezzanine loans during the reporting period.

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No definition available.

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Length of the extension period of the debt instrument.

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No definition available.

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Debt Instrument, Number of Extension Options

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No definition available.

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Represents information pertaining to the percentage of indirect ownership in a business.

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No definition available.

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Represents the percentage of noncontrolling interest in the equity method investment acquired by the entity.

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No definition available.

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Financing Receivable, Modified, Additional Collateral In Exchange For Modification

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No definition available.

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Financing Receivable, Modified, Future Paydown

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No definition available.

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Financing Receivable, Specific Reserve

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No definition available.

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Minimum variable interest rate for loans receivable.

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No definition available.

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Represents the fixed interest rate on the mortgage loan receivable or the weighted average interest rate on a group of loans.

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No definition available.

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The number of multifamily properties renovated.

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Number of Officers

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No definition available.

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Represents the maximum percentage of ownership interest of the Company's common stock allowed under the company's charter.

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No definition available.

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Represents the cash outflow during the reporting period in respect of payments for loans and investments funded and purchased by the reporting entity.

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No definition available.

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Amount of Payments To Purchase Property.

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The percentage of equity participation interest.

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No definition available.

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Represents information pertaining to percentage of maximum loss-sharing obligation unpaid principal balance.

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Represents the percentage of outstanding membership interest of a related party in another related party.

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No definition available.

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The minimum amount the entity agreed to fund under the related party commitment.

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Represents the percentage of ownership of common stock or equity participation owned by related party.

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No definition available.

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Represent information pertaining to related party, percentage of management.

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No definition available.

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Represents the number of bridge loan originated with relevant mortgage property owned by related parties.

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No definition available.

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Represents the percentage of voting power held by a related party.

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Represents the number of common shares held by a related party.

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The upsized amount the entity agreed to fund under the related party commitment.

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Amount of decrease in investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate, from collection of principal.

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Amount of contractual principal due at origination of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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All amounts that, per contract, are due to the servicer in exchange for servicing the financial asset and would no longer be received by a servicer if the beneficial owners of the serviced assets (or their trustees or agents) were to exercise their actual or potential authority under the contract to shift the servicing to another servicer. Depending on the servicing contract, those fees may include some or all of the difference between the interest rate collected on the asset being serviced and the rate to be paid to the beneficial owners of the asset.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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This element represents the aggregate cost of investments accounted for under the equity method of accounting.

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Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.

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The fair value of loans assumed in noncash investing or financing activities.

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No definition available.

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Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Agreements and Transactions with Related Parties - Other Related Party (Details) $ in Thousands	1 Months Ended					3 Months Ended	12 Months Ended
	Feb. 21, 2025 USD ($)	Jul. 31, 2024 USD ($)	May 31, 2024 USD ($)	May 31, 2023 USD ($) officer extension	Dec. 31, 2021 USD ($)	Dec. 31, 2024 USD ($) property shares	Dec. 31, 2024 USD ($) property shares	Dec. 31, 2023 USD ($) property	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($) property	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($) loan property	Dec. 31, 2017 USD ($)	Dec. 31, 2015 USD ($)	Nov. 30, 2023 USD ($)	Apr. 30, 2023 USD ($)
Agreements and Transactions with Related Parties
Interest income							$ 1,167,872	$ 1,331,219	$ 948,401
Investment made							1,600,461	1,362,171	5,955,061
Income (loss) from equity method investments							5,772	24,281	14,247
Paydowns of principal made by borrower							2,691,583	3,354,055	3,818,554
Financing receivable, specific reserve							44,300
Servicing revenue							$ 194,318	193,542	152,068
Indirect ownership percentage							9.20%
Lexford Portfolio
Agreements and Transactions with Related Parties
Distribution received							$ 9,000	$ 12,200
Multifamily
Agreements and Transactions with Related Parties
Number of properties owned \| property						4	4	1
Bridge loan, six multifamily properties \| Other Related Party Transactions
Agreements and Transactions with Related Parties
UPB converted to a mezzanine loan												$ 2,000
Related Party
Agreements and Transactions with Related Parties
Percentage of ownership interest of related party in the entity							50.00%
Related Party \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Amount invested					$ 4,200					$ 4,200
Income (loss) from equity method investments							$ 9,000	$ 12,200
Maximum exposure under guaranty						$ 500,000	500,000
Related Party \| Other Related Party Transactions \| LLC
Agreements and Transactions with Related Parties
Ownership interest (as a percent)					49.30%					49.30%
Related Party \| Other Related Party Transactions \| AMAC III
Agreements and Transactions with Related Parties
Interest income							3,100	3,100	1,900
Amount invested						$ 30,000	30,000
Ownership interest (as a percent)												18.00%
Income (loss) from equity method investments							$ (2,300)	(1,900)	(2,400)
Distribution received								1,100
Related Party \| Other Related Party Transactions \| AMAC III \| Subsequent Event
Agreements and Transactions with Related Parties
Paydowns of principal made by borrower	$ 300
Financing receivable modified, weighted average term increase from modification	3 years
Future paydown	$ 1,700
Related Party \| Other Related Party Transactions \| Lexford Portfolio
Agreements and Transactions with Related Parties
Management fee, percentage of gross revenues of underlying properties							4.75%
Related Party \| CMBS/Conduit \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Loans assumed					$ 26,000
Related Party \| Residential mortgage banking business \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Income (loss) from equity method investments							$ (1,200)	600	4,900
Acquisition purchase price															$ 9,600
Noncontrolling interest in equity method investment acquired (as a percent)															50.00%
Indirect ownership percentage															12.30%
Related Party \| ACM Acquisition \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Distribution received							$ 7,700	15,000
Number of shares held by related party (in shares) \| shares						2,535,870	2,535,870
OP units hold as part of acquisition (in shares) \| shares							10,597,566
Aggregate percentage of voting power held by related party						6.40%	6.40%
Related Party \| Retail property \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Property purchased					$ 32,500					$ 32,500
Related Party \| Multifamily \| Fannie Mae Mortgage \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount														$ 46,900
Percentage of ownership interest of related party in the entity														17.60%
Percentage of maximum loss-sharing obligation unpaid principal balance														5.00%
Servicing revenue							$ 100	100	$ 100
Related Party \| Maturity date of March 2025 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Base spread (as a percent)									5.50%
Related Party \| Mature date of April 2030 \| Multifamily \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Number of properties owned \| property											2
Related Party \| Maturity Date Of June 2021 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Interest income											$ 500
Related Party \| Maturity date of March 2030 \| Private Label \| Other Related Party Transactions \| Lexford Portfolio
Agreements and Transactions with Related Parties
Principal amount											$ 34,600
Fixed rate of interest (as a percent)											3.30%
Related Party \| Preferred equity investments \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Equity investment						$ 10,000	10,000
Related Party \| Preferred equity investments \| Single-Family Rental \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Investment made											$ 4,600
Related Party \| Preferred equity investments \| Matures in April 2023 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Fixed rate of interest (as a percent)											12.00%
Related Party \| Preferred equity investments \| Maturity date of September 2019 \| Multifamily \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Equity investment											$ 3,400
Related Party \| Mezzanine Loans \| Other Related Party Transactions \| AMAC III
Agreements and Transactions with Related Parties
Principal amount												$ 7,000
Related Party \| Mezzanine Loans \| Single-Family Rental \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Interest income							300	300	$ 300
Related Party \| Mezzanine Loans \| Mature date of April 2030 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Fixed rate of interest (as a percent)											9.00%
Related Party \| Bridge Loans \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount						35,000	35,000
Equity participation interest (as a percentage)											18.90%
Related Party \| Bridge Loans \| Other Related Party Transactions \| AMAC III
Agreements and Transactions with Related Parties
Principal amount												34,000
Related Party \| Bridge Loans \| Single-Family Rental \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Loan committed							39,500				$ 32,500
Investment made											3,500
Loan committed upsized																$ 39,900	$ 38,800
Related Party \| Bridge Loans \| Maturity Date July 2027
Agreements and Transactions with Related Parties
Interest income							100
Related Party \| Bridge Loans \| Maturity Date July 2027 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount		$ 62,400
Loan committed							0
Equity participation interest (as a percentage)		3.34%
Base spread (as a percent)		4.25%
SOFR floor (as a percentage)		3.50%
Related Party \| Bridge Loans \| Maturity Date May 2027
Agreements and Transactions with Related Parties
Interest income							200
Related Party \| Bridge Loans \| Maturity Date May 2027 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount			$ 42,500
Loan committed							4,500
Equity participation interest (as a percentage)			2.28%
Base spread (as a percent)			4.25%
SOFR floor (as a percentage)			3.50%
Related Party \| Bridge Loans \| Matures in December 2025
Agreements and Transactions with Related Parties
Interest income							3,200	400
Related Party \| Bridge Loans \| Matures in December 2025 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount				$ 56,900
Loan committed							50,100
Equity participation interest (as a percentage)				4.00%
Base spread (as a percent)				5.50%
SOFR floor (as a percentage)				3.25%
Number of officers \| officer				2
Equity investment				$ 500
Number of extension options \| extension				2
Extension of maturity date (in years)				6 months
Related Party \| Bridge Loans \| Maturity date of March 2025
Agreements and Transactions with Related Parties
Interest income							700	200
Related Party \| Bridge Loans \| Maturity date of March 2025 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount									$ 46,200
Loan committed							7,400
Equity participation interest (as a percentage)									70.00%
Related Party \| Bridge Loans \| Maturity date of May 2025 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount									$ 67,100
Loan committed							37,000
Equity participation interest (as a percentage)									2.25%
Base spread (as a percent)									4.63%
SOFR floor (as a percentage)									0.25%
Interest income							1,600	200	$ 100
Related Party \| Bridge Loans \| Maturity date of May 2025 \| Single-Family Rental \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Loan committed											$ 30,500
Related Party \| Bridge Loans \| Maturity date of March 2025, Committed February 2022 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount									$ 39,400
Loan committed							32,300
Equity participation interest (as a percentage)									2.25%
Base spread (as a percent)									4.00%
SOFR floor (as a percentage)									0.25%
Interest income							1,900	400	$ 100
Related Party \| Bridge Loans \| Maturity date of March 2024 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Loan committed										$ 63,400
Base spread (as a percent)					3.75%					3.75%
SOFR floor (as a percentage)										0.25%
Interest income								5,600	3,700
Related Party \| Bridge Loans \| Matures in May 2023 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Base spread (as a percent)											4.25%
SOFR floor (as a percentage)											1.00%
Amount invested						33,800	33,800
Related Party \| Bridge Loans \| Matures in April 2023 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Interest income							4,400	3,600	1,600
Related Party \| Bridge Loans \| Maturity Date Of June 2021 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount													$ 280,500
Number of bridge loans originated \| loan													12
Number of multifamily properties renovated \| property													72
Related Party \| Bridge Loans \| Maturity Date Of June 2021 \| Other Related Party Transactions \| Lexford Portfolio
Agreements and Transactions with Related Parties
Base spread (as a percent)													4.00%
Paydowns of principal made by borrower												$ 250,000
Unsecured financing provided by an unsecured lender to certain parent entities of the property owners													$ 50,000
Related Party \| Bridge loan, two multifamily properties \| Mature date of April 2030 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount											$ 14,800
Percentage of ownership interest of related party in the entity											50.00%
Related Party \| Bridge loan, one multifamily property \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount													$ 21,700
Financing receivable, specific reserve						$ 5,500
Related Party \| Bridge loan, one multifamily property \| Mature date of April 2030 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Principal amount											$ 35,400
Variable rate, spread (as a percent)											3.50%
Related Party \| Bridge loan, one multifamily property \| Maturity Date Of February 2025 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Base spread (as a percent)													4.75%
SOFR floor (as a percentage)													0.25%
Interest income							2,200	2,200	1,400
Percentage of ownership interest of related party in the entity													75.00%
Related Party \| Bridge loan, one multifamily property \| Maturity Date Of February 2025 \| Other Related Party Transactions \| Subsequent Event
Agreements and Transactions with Related Parties
Financing receivable modified, weighted average term increase from modification	2 years
Deposit made in exchange for modification	$ 3,000
Future paydown	$ 2,500
Related Party \| Ginkgo Investment Company LLC \| Fannie Mae Mortgage \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Servicing revenue							$ 100	100	$ 100
Loan purchased a multifamily apartment complex which assumed														$ 8,300
Percentage of ownership after transaction							3.60%
Immediate Family Member of Management or Principal Owner \| Other Related Party Transactions \| LLC
Agreements and Transactions with Related Parties
Ownership interest (as a percent)					10.00%					10.00%
Immediate Family Member of Management or Principal Owner \| Maturity date of March 2025 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Percentage of ownership interest of related party in the entity									10.00%
Immediate Family Member of Management or Principal Owner \| Matures in October 2023 \| Preferred equity interest financing agreement \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Interest income							$ 4,200	2,800	$ 1,300
Immediate Family Member of Management or Principal Owner \| Preferred equity investments \| Matures in October 2023 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Fixed rate of interest (as a percent)											12.00%
Immediate Family Member of Management or Principal Owner \| Bridge Loans \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Equity participation interest (as a percentage)											21.80%
Immediate Family Member of Management or Principal Owner \| Bridge Loans \| Matures in October 2023 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Base spread (as a percent)											3.75%
SOFR floor (as a percentage)											0.75%
Chief Executive Officer \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Percentage of our former Manager's outstanding membership interest of related party in another related party						35.00%	35.00%
Chief Executive Officer \| Chief Executive Officer \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Ownership interest limit of our common stock under company charter (as a percent)						5.00%	5.00%
Chief Executive Officer \| Mezzanine Loans \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Fixed rate of interest (as a percent)												10.00%
Chief Executive Officer \| Bridge loan, six multifamily properties \| Maturity date of September 2019 \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Interest income							$ 200	$ 200	$ 200
Chief Executive Officer \| Bridge loan, six multifamily properties \| Maturity date of September 2019 \| Minimum \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Percentage of ownership interest of related party in the entity												10.50%
Chief Executive Officer \| Bridge loan, six multifamily properties \| Maturity date of September 2019 \| Maximum \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Percentage of ownership interest of related party in the entity												12.00%
Director \| Ginkgo Investment Company LLC \| Other Related Party Transactions
Agreements and Transactions with Related Parties
Percentage of managing member														33.00%