LOANS HELD-FOR-INVESTMENT - Schedule of Statistics (Details) $ in Thousands	12 Months Ended
Dec. 31, 2025 USD ($) loan	Dec. 31, 2024 USD ($) loan	Dec. 31, 2023 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loans \| loan	78
Net book value	$ 3,454,589	$ 3,370,877	$ 4,264,465
Loans receivable with variable rate of interest	91.10%
Unfunded Loan Commitment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unfunded loan commitments	$ 217,300
CRE Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loans \| loan	35	33
Principal balance	$ 3,377,417	$ 3,483,454
Net book value	$ 3,074,451	$ 3,085,104	3,539,111
Weighted-average interest rate	7.00%	7.70%
Weighted-average maximum years to maturity	2 years 6 months	2 years 3 months 18 days
CRE Loans \| Unfunded Loan Commitment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unfunded loan commitments	$ 165,818	$ 217,907
Liquid corporate senior loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loans \| loan	8	15
Principal balance	$ 27,386	$ 42,717
Net book value	$ 22,664	$ 35,653	518,252
Weighted-average interest rate	10.00%	9.90%
Weighted-average maximum years to maturity	3 years	3 years 8 months 12 days
Corporate Senior Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loans \| loan	35	20
Principal balance	$ 368,341	$ 258,816
Net book value	$ 357,474	$ 250,120	$ 207,102
Weighted-average interest rate	9.50%	10.50%
Weighted-average maximum years to maturity	3 years	3 years 6 months
Corporate Senior Loans \| Unfunded Loan Commitment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unfunded loan commitments	$ 51,464	$ 43,750

Loans Receivable with Variable Rate of Interest, Percentage of Total Loan

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- Definition

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+ References

No definition available.

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- Definition

Number of mortgage loans 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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
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-Footnote 3
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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.

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- Definition

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

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- Definition

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
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- Definition

Yield on the receivable, on which interest has been imputed, as calculated from its issuance value or purchase price. The calculated effective interest rate considers factors such as the issued face value or price paid for the receivable, the time period between payments, and the time until maturity [full receipt] of the receivable.

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The principal amount of the receivable or note before consideration of the discount or premium.

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