Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income from loans and other investments
Interest and related income	$ 128,190	$ 138,361	$ 381,686	$ 282,249
Less: Interest and related expenses	45,373	51,329	139,819	106,125
Income from loans and other investments, net	82,817	87,032	241,867	176,124
Other expenses
Management and incentive fees	13,701	13,813	43,161	28,535
General and administrative expenses	7,414	5,295	20,990	28,655
Total other expenses	21,115	19,108	64,151	57,190
Gain (loss) on investments at fair value	2,824	(82)	13,413	22,108
Income from equity investments in unconsolidated subsidiaries	2,060	17	2,192	5,677
Income before income taxes	66,586	67,859	193,321	146,719
Income tax provision	194	81	281	431
Net income	66,392	67,778	193,040	146,288
Net income attributable to non-controlling interests	(1,598)	(890)	(8,119)	(14,724)
Net income attributable to Blackstone Mortgage Trust, Inc.	$ 64,794	$ 66,888	$ 184,921	$ 131,564
Net income per share of common stock basic and diluted	$ 0.69	$ 0.72	$ 1.97	$ 1.69
Weighted-average shares of common stock outstanding basic and diluted	94,071,537	93,357,960	94,067,923	77,752,247
Dividends declared per share of common stock	$ 0.62	$ 0.62	$ 1.86	$ 1.66