Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Assets:
Cash and cash equivalents	$ 8,716	$ 56,292
Residential mortgage-backed securities, at fair value ($4,146,646 and $5,043,824 pledged as collateral, at fair value, respectively)	4,186,750	5,212,581
Linked transactions, net, at fair value	1,647
Investment related receivables	12,360
Accrued interest receivable	15,108	17,361
Due from counterparties	134,409	54,142
Derivative assets, at fair value	118,332	24,344
Other assets	650	244
Total Assets	4,477,972	5,364,964
Liabilities:
Borrowings under repurchase agreements	3,961,629	4,794,730
Accrued interest payable	5,887	6,561
Investment related payables	22,167
Due to counterparties	39,000
Derivative liabilities, at fair value	1,484	4,771
Cash overdraft payable		5,666
Accounts payable and accrued expenses	1,311	988
Underwriting and offering costs payable	8	75
Payable to related party	2,016	1,924
Dividend payable	21,878	27,041
Total Liabilities	4,055,380	4,841,756
Commitments and contingencies
Stockholders' Equity:
Common stock, $0.01 par value, 500,000,000 shares authorized, 24,304, 503 and 24,143,944 shares issued and outstanding, respectively	243	241
Preferred stock, $0.01 par value, 100,000,000 shares authorized and no shares outstanding
Additional paid-in capital	505,957	505,454
Retained earnings (accumulated deficit)	(83,608)	17,513
Total Stockholders' Equity	422,592	523,208
Total Liabilities and Stockholders' Equity	$ 4,477,972	$ 5,364,964