CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Net interest income
Interest income	$ 48,889	$ 59,587	$ 145,638	$ 190,468
Interest expense	(31,364)	(38,862)	(95,510)	(117,062)
Net interest income	17,525	20,725	50,128	73,406
Property and other income
Property operating income	32,536	26,051	95,063	76,334
Other income	2,513	2,513	6,724	8,534
Total property and other income	35,049	28,564	101,787	84,868
Expenses
Property operating expense	19,675	8,431	46,293	24,980
Transaction, investment and servicing expense	854	225	2,046	1,238
Interest expense on real estate	5,170	6,747	18,499	20,278
Depreciation and amortization	7,188	10,087	28,346	29,430
Increase of current expected credit loss reserve	8,215	1,001	8,562	115,313
Impairment of operating real estate	2,509	0	53,636	45,216
Compensation and benefits (including $2,794, $3,421, $9,920 and $8,741 of equity-based compensation expense, respectively)	8,077	8,191	26,700	26,540
Operating expense	2,857	2,979	9,048	9,185
Total expenses	54,545	37,661	193,130	272,180
Other income
Other gain (loss), net	538	37	(3,065)	226
Income (loss) before income taxes	(1,433)	11,665	(44,280)	(113,680)
Income tax benefit (expense)	129	(244)	21,511	(691)
Net income (loss)	(1,304)	11,421	(22,769)	(114,371)
Net loss attributable to noncontrolling interests:
Investment entities	2,288	1,308	5,976	2,134
Net income (loss) attributable to BrightSpire Capital, Inc. common stockholders	$ 984	$ 12,729	$ (16,793)	$ (112,237)
Net income (loss) per common share - basic (in dollars per share)	$ 0.00	$ 0.10	$ (0.14)	$ (0.89)
Net income (loss) per common share - diluted (in dollars per share)	$ 0.00	$ 0.09	$ (0.14)	$ (0.89)
Weighted average shares of common stock outstanding - basic (in shares)	126,940,000	127,515,000	127,089,000	127,609,000
Weighted average shares of common stock outstanding - diluted (in shares)	129,845,000	130,144,000	127,089,000	127,609,000