USE OF SPECIAL PURPOSE ENTITIES AND VARIABLE INTEREST ENTITIES - Narrative (Details) $ in Thousands	Jun. 14, 2021 USD ($) subsidiary tranche
Variable Interest Entity [Line Items]
Number of newly formed subsidiaries \| subsidiary	2
Equity interest retained	$ 96,250
Proceeds from issuance of long-term debt allocated to acquire additional loan obligations	$ 330,300
Period to acquire additional loan obligations from closing date	180 days
Collateralized loan obligation leverage ratio (as a percent)	0.83
Collateralized Loan Obligations - LFT CRE 2021-FL1, Ltd.
Variable Interest Entity [Line Items]
Debt instrument, number of tranches \| tranche	8
Debt instrument, face amount	$ 903,800
Initial investment period	2 years 6 months
Proceeds from issuance of collateralized loan obligations	$ 1,000,000
Collateralized Loan Obligations - LFT CRE 2021-FL1, Ltd. - Investment Grade
Variable Interest Entity [Line Items]
Debt instrument, face amount	833,800
Collateralized Loan Obligations - LFT CRE 2021-FL1, Ltd. - Below Investment Grade
Variable Interest Entity [Line Items]
Debt instrument, face amount	70,000
Collateralized Loan Obligations - Hunt CRE 2017-FL1, Ltd. and Hunt CRE 2018-FL2, Ltd.
Variable Interest Entity [Line Items]
Outstanding notes redeemed	388,200
Write off of deferred debt issuance cost	$ 1,700

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Period to Acquire Additional Loan Obligations from Closing Date

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Proceeds from Issuance of Long-Term Debt Allocated To Acquire Additional Loan Obligations

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Gross amount of debt extinguished.

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