Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Investment in mortgages, loans and preferred equity interests, at amortized cost:
Commercial mortgages, mezzanine loans and preferred equity interests	$ 1,623,583	$ 1,392,436
Allowance for loan losses	(17,097)	(9,218)
Total investment in mortgages, loans and preferred equity interests, net	1,606,486	1,383,218
Investments in real estate, net of accumulated depreciation of $198,326 and $168,480, respectively	2,319,319	1,671,971
Investments in securities and security-related receivables, at fair value		31,412
Cash and cash equivalents	125,886	121,726
Restricted cash	213,012	124,220
Accrued interest receivable	47,343	51,640
Other assets	71,207	72,023
Deferred financing costs, net of accumulated amortization of $33,769 and $26,056, respectively	31,368	27,802
Intangible assets, net of accumulated amortization of $26,307 and $13,911, respectively	32,675	29,463
Total assets	4,447,296	3,513,475
Liabilities and Equity
Indebtedness	3,359,450	2,615,666
Accrued interest payable	9,834	10,269
Accounts payable and accrued expenses	39,672	54,962
Derivative liabilities	4,727	20,695
Deferred taxes, borrowers’ escrows and other liabilities	203,477	144,733
Total liabilities	3,617,160	2,846,325
Series D cumulative redeemable preferred shares, $0.01 par value per share, 4,000,000 shares authorized, 4,000,000 and 4,000,000 shares issued and outstanding, respectively	85,395	79,308
Shareholders’ equity
Common shares, $0.03 par value per share, 200,000,000 shares authorized, 91,586,767 and 82,506,606 issued and outstanding, respectively, including 742,764 and 541,575 unvested restricted common share awards, respectively	2,748	2,473
Additional paid in capital	2,087,137	2,025,683
Accumulated other comprehensive income (loss)	(4,699)	(20,788)
Retained earnings (deficit)	(1,680,751)	(1,633,911)
Total shareholders’ equity	404,528	373,545
Noncontrolling interests	340,213	214,297
Total equity	744,741	587,842
Total liabilities and equity	4,447,296	3,513,475
7.75% Series A cumulative redeemable preferred shares
Shareholders’ equity
Preferred shares, $0.01 par value per share	53	48
Total equity	53	48
8.375% Series B cumulative redeemable preferred shares
Shareholders’ equity
Preferred shares, $0.01 par value per share	23	23
Total equity	23	23
Series C Cumulative Redeemable Preferred Stock
Shareholders’ equity
Preferred shares, $0.01 par value per share	17	17
Total equity	$ 17	$ 17
Series E cumulative redeemable preferred shares
Shareholders’ equity
Preferred shares, $0.01 par value per share