CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME/(LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Net income	$ 83,011	$ 79,510	$ 240,031	$ 239,754
Other Comprehensive Income/(Loss):
Reclassification adjustment for MBS sales included in net income	(6,829)	(11,363)	(26,795)	(26,414)
Reclassification adjustment for other-than-temporary impairments included in net income	(485)	0	(485)	(705)
Unrealized gain/(loss) on derivative hedging instruments, net	22,769	(40,884)	(39,803)	(46,393)
Cumulative effect adjustment on adoption of revised accounting standard for repurchase agreement financing	0	0	0	4,537
Other Comprehensive Income/(Loss)	79,805	(96,286)	57,680	(156,159)
Comprehensive income/(loss) before preferred stock dividends	162,816	(16,776)	297,711	83,595
Dividends declared on preferred stock	(3,750)	(3,750)	(11,250)	(11,250)
Comprehensive Income/(Loss) Available to Common Stock and Participating Securities	159,066	(20,526)	286,461	72,345
Agency MBS
Other Comprehensive Income/(Loss):
Unrealized (loss)/gain, net	(6,941)	(2,028)	17,857	(14,393)
Non-Agency MBS
Other Comprehensive Income/(Loss):
Unrealized (loss)/gain, net	$ 71,291	$ (42,011)	$ 106,906	$ (72,791)