Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Income from loans and other investments:
Interest and related income	$ 6,017	$ 6,763	$ 7,473	$ 21,479
Less: Interest and related expenses	1,306	5,413	2,083	28,754
Income (loss) from loans and other investments, net	4,711	1,350	5,390	(7,275)
Other expenses:
General and administrative	3,427	1,567	5,465	2,323
Total other expenses	3,427	1,567	5,465	2,323
Total other-than-temporary impairments of securities
Portion of other-than-temporary impairments of securities recognized in other comprehensive income				(160)
Net impairments recognized in earnings				(160)
Recovery of provision for loan losses				8
Valuation allowance on loans held-for-sale	2,000		1,800
Unrealized gain on investments at fair value	4,000		4,000
Gain on extinguishment of debt	38		38
Fair value adjustment on investment in CT Legacy Asset		3,704		7,657
Gain on deconsolidation of subsidiary				146,380
Income from equity investments in unconsolidated subsidiaries		205		901
Income before income taxes	7,322	3,692	5,763	145,188
Income tax provision	554		593	301
Income from continuing operations	6,768	3,692	5,170	144,887
Loss from discontinued operations, net of tax		(341)		(914)
Net Income	6,768	3,351	5,170	143,973
Net income attributable to non-controlling interests	(4,020)	(1,068)	(5,537)	(75,137)
Net income (loss) attributable to Blackstone Mortgage Trust, Inc.	$ 2,748	$ 2,283	$ (367)	$ 68,836
Income (loss) from continuing operations per share of common stock:
Basic	$ 0.22	$ 1.15	$ (0.05)	$ 30.50
Diluted	$ 0.22	$ 1.08	$ (0.05)	$ 28.65
Loss from discontinued operations per share of common stock:
Basic		$ (0.15)		$ (0.40)
Diluted		$ (0.15)		$ (0.38)
Net income (loss) per share of common stock:
Basic	$ 0.22	$ 1.00	$ (0.05)	$ 30.10
Diluted	$ 0.22	$ 0.93	$ (0.05)	$ 28.27
Weighted average shares of common stock outstanding:
Basic	12,401,274	2,289,352	7,734,774	2,286,582
Diluted	12,401,274	2,442,686	7,734,774	2,435,339