Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income from loans and other investments
Interest and related income	$ 466,152	$ 521,892	$ 952,275	$ 1,013,276
Less: Interest and related expenses	339,380	344,549	683,110	661,746
Income from loans and other investments, net	126,772	177,343	269,165	351,530
Other expenses
Management and incentive fees	18,726	32,815	37,653	63,865
General and administrative expenses	13,660	13,022	27,388	25,887
Total other expenses	32,386	45,837	65,041	89,752
Increase in current expected credit loss reserve	(152,408)	(27,807)	(387,277)	(37,630)
Gain on extinguishment of debt	0	0	2,963	0
Net expense from real estate owned	(963)	0	(963)	0
(Loss) income before income taxes	(58,985)	103,699	(181,153)	224,148
Income tax provision	1,217	1,202	2,219	3,095
Net (loss) income	(60,202)	102,497	(183,372)	221,053
Net income attributable to non-controlling interests	(855)	(846)	(1,523)	(1,645)
Net (loss) income attributable to Blackstone Mortgage Trust, Inc.	$ (61,057)	$ 101,651	$ (184,895)	$ 219,408
Net (loss) income per share of common stock
Basic (in dollars per share)	$ (0.35)	$ 0.59	$ (1.06)	$ 1.27
Diluted (in dollars per share)	$ (0.35)	$ 0.58	$ (1.06)	$ 1.25
Weighted-average shares of common stock outstanding, basic and diluted
Basic (in shares)	173,967,340	172,615,385	174,004,464	172,606,914
Diluted (in shares)	173,967,340	180,886,445	174,004,464	180,877,974