Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Assets
Cash and cash equivalents	$ 105,662	$ 69,654
Restricted cash		32,864
Loans receivable, net	14,191,200	10,056,732
Other assets	170,513	99,575
Total Assets	14,467,375	10,258,825
Liabilities and Equity
Secured debt agreements, net	8,974,756	5,273,855
Loan participations sold, net	94,418	80,415
Securitized debt obligations, net	1,285,471	1,282,412
Convertible notes, net	609,911	563,911
Other liabilities	128,212	140,826
Total Liabilities	11,092,768	7,341,419
Commitments and contingencies
Equity
Class A common stock, $0.01 par value, 200,000,000 shares authorized, 123,435,738 and 107,883,860 shares issued and outstanding as of December 31, 2018 and 2017, respectively	1,234	1,079
Additional paid-in capital	3,966,540	3,506,861
Accumulated other comprehensive loss	(34,222)	(29,706)
Accumulated deficit	(569,428)	(567,168)
Total Blackstone Mortgage Trust, Inc. stockholders' equity	3,364,124	2,911,066
Non-controlling interests	10,483	6,340
Total Equity	3,374,607	2,917,406
Total Liabilities and Equity	$ 14,467,375	$ 10,258,825