Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income from loans and other investments
Interest and related income	$ 359,537,000	$ 466,152,000	$ 691,594,000	$ 952,275,000
Less: Interest and related expenses	264,727,000	339,380,000	506,960,000	683,110,000
Income from loans and other investments, net	94,810,000	126,772,000	184,634,000	269,165,000
Revenue from real estate owned	38,812,000	0	75,845,000	0
Gain on extinguishment of debt	0	0	0	2,963,000
Other income	231,000	0	321,000	0
Total net revenues	133,853,000	126,772,000	260,800,000	272,128,000
Expenses
Management and incentive fees	17,036,000	18,726,000	34,271,000	37,653,000
General and administrative expenses	13,526,000	13,660,000	26,190,000	27,388,000
Expenses from real estate owned	47,796,000	963,000	94,098,000	963,000
Total expenses	78,358,000	33,349,000	154,559,000	66,004,000
Increase in current expected credit loss reserve	(45,593,000)	(152,408,000)	(95,098,000)	(387,277,000)
Loss from unconsolidated entities	(2,015,000)	0	(2,889,000)	0
Income (loss) before income taxes	7,887,000	(58,985,000)	8,254,000	(181,153,000)
Income tax provision	903,000	1,217,000	1,621,000	2,219,000
Net income (loss)	6,984,000	(60,202,000)	6,633,000	(183,372,000)
Net income attributable to non-controlling interests	(15,000)	(855,000)	(21,000)	(1,523,000)
Net income (loss) attributable to Blackstone Mortgage Trust, Inc.	$ 6,969,000	$ (61,057,000)	$ 6,612,000	$ (184,895,000)
Net income (loss) per share of common stock
Basic (in dollars per share)	$ 0.04	$ (0.35)	$ 0.04	$ (1.06)
Diluted (in dollars per share)	$ 0.04	$ (0.35)	$ 0.04	$ (1.06)
Weighted Average Number of Shares Outstanding
Basic (in shares)	171,893,905	173,967,340	171,949,090	174,004,464
Diluted (in shares)	171,893,905	173,967,340	171,949,090	174,004,464