CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net interest income
Interest income	$ 74,339	$ 53,083	$ 149,955	$ 97,654
Interest expense	(44,095)	(21,455)	(86,757)	(37,527)
Interest income on mortgage loans held in securitization trusts	0	9,721	0	19,095
Interest expense on mortgage obligations issued by securitization trusts	0	(8,586)	0	(17,074)
Net interest income	30,244	32,763	63,198	62,148
Property and other income
Property operating income	21,727	21,781	44,278	45,948
Other income	3,248	787	6,304	1,063
Total property and other income	24,975	22,568	50,582	47,011
Expenses
Property operating expense	5,443	5,266	11,295	11,990
Transaction, investment and servicing expense	820	982	1,655	2,106
Interest expense on real estate	6,773	7,117	12,282	14,673
Depreciation and amortization	7,941	8,720	15,937	17,314
Increase of current expected credit loss reserve	28,966	10,143	68,579	9,277
Compensation and benefits (including $3,102, $2,286, $5,398 and $4,166 of equity-based compensation expense, respectively)	9,368	8,269	18,173	16,494
Operating expense	3,273	4,070	6,746	8,419
Total expenses	62,584	44,567	134,667	80,273
Other income
Other gain, net	177	24,332	832	34,620
Income (loss) before equity in earnings of unconsolidated ventures and income taxes	(7,188)	35,096	(20,055)	63,506
Equity in earnings of unconsolidated ventures	0	0	9,055	25
Income tax expense	(310)	(465)	(700)	(501)
Net income (loss)	(7,498)	34,631	(11,700)	63,030
Net (income) loss attributable to noncontrolling interests:
Investment entities	12	15	87	(7)
Operating Partnership	0	(359)	0	(1,013)
Net income (loss) attributable to BrightSpire Capital, Inc. common stockholders	$ (7,486)	$ 34,287	$ (11,613)	$ 62,010
Net income (loss) per common share - basic (in dollars per share)	$ (0.06)	$ 0.26	$ (0.09)	$ 0.48
Net income (loss) per common share - diluted (in dollars per share)	$ (0.06)	$ 0.26	$ (0.09)	$ 0.47
Weighted average shares of common stock outstanding - basic (in shares)	127,173,000	127,756,000	126,920,000	128,052,000
Weighted average shares of common stock outstanding - diluted (in shares)	127,173,000	129,595,000	126,920,000	129,669,000