Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
ASSETS
Mortgage-backed securities (including pledged of $3,361,635 and $3,265,979, respectively)	$ 3,493,701	$ 3,516,239
Mortgage loans held for investment, net	24,145	39,700
Investment in limited partnership	10,835	4,000
Investment in FHLB stock	11,475	0
Cash and cash equivalents	33,935	43,944
Restricted cash	51,190	42,263
Derivative assets	7,835	5,727
Principal receivable on investments	6,193	7,420
Accrued interest receivable	22,764	21,157
Other assets, net	7,975	7,861
Total assets	3,670,048	3,688,311
Liabilities:
Repurchase agreements	2,589,420	3,013,110
FHLB advances	520,000	0
Non-recourse collateralized financing	8,442	10,786
Derivative liabilities	41,205	35,898
Accrued interest payable	1,743	1,947
Accrued dividends payable	13,709	15,622
Other liabilities	3,504	3,646
Total liabilities	3,178,023	3,081,009
Shareholders’ equity:
Common stock, par value $.01 per share, 200,000,000 shares authorized; 49,047,335 and 54,739,111 shares issued and outstanding, respectively	490	547
Additional paid-in capital	725,358	763,935
Accumulated other comprehensive (loss) income	(12,768)	21,316
Accumulated deficit	(330,713)	(288,154)
Total shareholders' equity	492,025	607,302
Total liabilities and shareholders’ equity	3,670,048	3,688,311
Series A Preferred Stock [Member]
Shareholders’ equity:
Preferred Stock, par value $.01 per share, 8.5% Series A Cumulative Redeemable; 8,000,000 shares authorized; 2,300,000 shares issued and outstanding ($57,500 aggregate liquidation preference)	55,407	55,407
Preferred Stock, par value $.01 per share, 7.625% Series B Cumulative Redeemable; 7,000,000 shares authorized 2,250,000 shares issued and outstanding ($56,250 aggregate liquidation preference)	55,407	55,407
Series B Preferred Stock [Member]
Shareholders’ equity:
Preferred Stock, par value $.01 per share, 8.5% Series A Cumulative Redeemable; 8,000,000 shares authorized; 2,300,000 shares issued and outstanding ($57,500 aggregate liquidation preference)	54,251	54,251
Preferred Stock, par value $.01 per share, 7.625% Series B Cumulative Redeemable; 7,000,000 shares authorized 2,250,000 shares issued and outstanding ($56,250 aggregate liquidation preference)	$ 54,251	$ 54,251