Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
ASSETS
Mortgage-backed securities	$ 3,949,965	$ 4,018,161
Mortgage loans held for investment	52,564	55,423
Cash and cash equivalents	36,837	69,330
Restricted cash	30,747	13,385
Derivative assets	5,237	18,488
Principal receivable on investments	10,769	12,999
Accrued interest receivable	22,477	21,703
Other assets, net	7,322	7,648
Total assets	4,115,918	4,217,137
Liabilities:
Repurchase agreements	3,447,050	3,580,754
Payable for unsettled mortgage-backed securities	0	10,358
Non recourse collateralized financing	12,073	12,914
Derivative Liabilities	23,974	6,681
Accrued interest payable	1,770	2,548
Accrued dividends payable	15,620	16,601
Other liabilities	2,517	1,405
Total liabilities	3,503,004	3,631,261
Shareholders’ equity:
Common stock, par value $.01 per share, 200,000,000 shares authorized; 54,697,307 and 54,310,484 shares issued and outstanding, respectively	547	543
Additional paid-in capital	762,502	761,550
Accumulated other comprehensive income	30,944	(33,816)
Accumulated deficit	(290,737)	(252,059)
Total shareholders' equity	612,914	585,876
Total liabilities and shareholders’ equity	4,115,918	4,217,137
Series A Preferred Stock [Member]
Shareholders’ equity:
Preferred Stock, par value $.01 per share	55,407	55,407
Series B Preferred Stock [Member]
Shareholders’ equity:
Preferred Stock, par value $.01 per share	$ 54,251	$ 54,251