CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Interest income
Residential mortgage investments	$ 49,485	$ 53,862	$ 158,471	$ 170,399
Other	88	78	281	216
Interest income	49,573	53,940	158,752	170,615
Interest expense
Secured borrowings	(22,272)	(16,099)	(61,584)	(47,048)
Unsecured borrowings	(2,122)	(2,122)	(6,367)	(6,366)
Interest expense	(24,394)	(18,221)	(67,951)	(53,414)
Net interest income (expense)	25,179	35,719	90,801	117,201
Other revenue (expense)
Salaries and benefits	(1,104)	(999)	(3,256)	(3,116)
Short-term incentive compensation	(1,424)	(613)	(2,946)	(1,550)
Long term incentive compensation	(536)	(624)	(1,371)	(1,874)
Other general and administrative expense	(1,309)	(1,058)	(3,628)	(3,228)
Miscellaneous other revenue (expense)	261	(34)	368	(87)
Operating expenses	(4,112)	(3,328)	(10,833)	(9,855)
Net income	21,067	32,391	79,968	107,346
Net income available to common stockholders
Net income	21,067	32,391	79,968	107,346
Less preferred stock dividends	(3,809)	(3,529)	(11,339)	(10,216)
Total net income (loss) available to common stockholders	$ 17,258	$ 28,862	$ 68,629	$ 97,130
Net income per common share
Basic and diluted (in dollars per share)	$ 0.18	$ 0.30	$ 0.72	$ 1.02
Weighted average common shares outstanding
Basic (in shares)	95,530	95,405	95,500	95,384
Diluted (in shares)	95,721	95,677	95,695	95,614
Cash dividends declared per share
Common (in dollars per share)	$ 0.26	$ 0.34	$ 0.88	$ 1.02
Series E Preferred [Member]
Cash dividends declared per share
Series E Preferred (in dollars per share)	$ 0.47	$ 0.47	$ 1.41	$ 1.41