Consolidated Statements of Cash Flows - USD ($) $ in Thousands	2 Months Ended		10 Months Ended		12 Months Ended
	Dec. 31, 2019		Nov. 14, 2019		Dec. 31, 2021	Dec. 31, 2020
Statement of Cash Flows [Abstract]
Financial Designation	Successor		Predecessor		Successor	Successor
Cash flows from operating activities
Net income	$ 5,313		$ 69,923	[1]	$ 82,488	$ 90,231
Adjustments to reconcile net income to net cash provided by operating activities:
Accretion of deferred origination and amendment fees	0		0	[1]	(27,741)	(23,114)
Depreciation and amortization	1,038		112	[1]	741	(558)
Amortization of right of use assets	0		0	[1]	382	446
Amortization of debt issuance costs	0		0	[1]	78	0
Amortization of credit facility costs	0		0	[1]	1,255	0
Stock-based compensation expense for restricted stock units	1,417		0	[1]	3,455	4,867
Compensation expense related to grant of profits interest	0		734	[1]	0	0
Compensation expense related to grant of Class A units	0		474	[1]	0	0
Provision for credit losses, net	0		3,342	[1]	6,179	6,722
Write down of investment in real property	0		179	[1]	0	0
Change in fair value of warrant liabilities	4,924		0	[1]	1,838	(5,492)
Changes in operating assets and liabilities:
Interest and fees receivable, net	1,908		(5,134)	[1]	(3,169)	(10,249)
Other assets	(1,291)		(290)	[1]	385	(1,073)
Accounts payable and accrued liabilities	(7,669)		22,158	[1]	(1,397)	2,469
Lease liabilities	0		0	[1]	(364)	(446)
Net cash provided by operating activities	5,640		91,498	[1]	64,130	63,803
Cash flows from investing activities:
Purchases of property and equipment	(13,740)		(268)	[1]	(476)	0
Proceeds from sale of real property	2,577		6,363	[1]	4,319	6,356
Improvements to investments in real property	0		(308)	[1]	(4,435)	(119)
Repurchase of participations in mortgage notes receivable	0		0	[1]	(43,498)	0
Change in mortgage notes receivable, net	(14,729)		(222,178)	[1]	(91,989)	26,185
Net cash used in investing activities	(25,892)		(216,391)	[1]	(136,079)	32,422
Cash flows from financing activities:
Proceeds from recapitalization with Trinity Merger Sub	327,056		0	[1]	0	0
Contributions from members	0		356,386	[1]	0	0
Contributions received in advance	0		(24,507)	[1]	0	0
Dividends paid	0		0	[1]	(110,072)	(111,064)
Distributions	(1,992)		(74,900)	[1]	0	0
Redemptions of members	0		(155,744)	[1]	0	0
Proceeds from exercise of warrants	11		0	[1]	0	0
Consent fee paid to holders of Public Warrants	(66,679)		0	[1]	0	0
Proceeds from issuance of senior unsecured notes	0		0	[1]	100,000	0
Payment of debt issue costs					(2,855)
Payment of costs to obtain financing	0		0	[1]	(5,125)	0
Proceeds from borrowings on credit facilities	0		0	[1]	50,000	0
Repayment of borrowings on credit facilities	0		0	[1]	(50,000)	0
Payment of taxes on shares withheld for tax liability	0		0	[1]	(485)	0
Net Cash Provided by (Used in) Financing Activities, Total	258,396		101,235	[1]	(18,537)	(111,064)
Net increase (decrease) in cash and cash equivalents	238,144		(23,658)	[1]	(90,486)	(14,839)
Cash and cash equivalents, beginning of period	88,576	[1]	112,234	[1]	223,375	238,214
Cash and cash equivalents, beginning of period	70
Cash and cash equivalents, end of period	238,214		88,576	[1]	132,889	223,375
Supplemental disclosure of non-cash investing and financing activities
Common stock issued in connection with the Business Combination	479,619		0	[1]	0	0
Common stock issued in connection with the Recapitalization of BRELF II	495,496		0	[1]	0	0
Common stock issued for transaction expenses in connection with Business Combination and Recapitalization	1,391		0	[1]	0	0
Assumption of consent fee liability in connection with the recapitalization with Trinity Merger Sub I, Inc.	66,679		0	[1]	0	0
Dividends payable	15,842		0	[1]	9,291	7,952
Reinvested distributions	0		33,637	[1]	0	0
Measurement period adjustment to goodwill and intangible assets	0		0	[1]	0	5,000
Mortgage notes receivable converted to real property owned	0		2,046	[1]	54,349	8,873
Interest and fee receivables converted to investment in real property	0		0	[1]	4,129	0
Operating lease right-of-use assets	0		0	[1]	6,360	0
Lease liabilities arising from obtaining right-of-use assets	0		0	[1]	8,319	0
Property and equipment purchased through tenant improvement allowance	$ 0		$ 0	[1]	$ 1,959	$ 0

[1] Predecessor period is combined as disclosed in Note 1.