Consolidated Statements of Operations (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Portfolio Income
Interest income	$ 31,804,000	$ 9,199,000	$ 2,698,000
Interest expense	(3,031,000)	(1,126,000)	(277,000)
Net interest income	28,773,000	8,073,000	2,421,000
Realized gains (losses) on mortgage-backed securities	2,791,000	(1,198,000)	(308,000)
Unrealized gains (losses) on mortgage-backed securities	11,368,000	(10,733,000)	(806,000)
(Losses) gains on derivative instruments	(13,925,000)	4,828,000	(40,000)
Net portfolio income	29,007,000	970,000	1,267,000
Expenses
Management Fees	2,013,000	664,000	249,000
Compensation and related benefits	500,000	0	0
Directors fees and liability insurance	569,000	290,000	0
Audit, legal and other professional fees	588,000	420,000	178,000
Direct REIT operating expenses	182,000	164,000	177,000
Other administrative	636,000	130,000	129,000
Total expenses	4,488,000	1,668,000	733,000
Net income (loss)	$ 24,519,000	$ (698,000)	$ 534,000
Basic and diluted net income (loss) per share
Basic	$ 2.48	$ (0.23)	$ 0.54
Diluted	$ 2.48	$ (0.23)	$ 0.54
Weighted Average Shares Outstanding
Weighted Average Number Of Basic Shares Outstanding	9,890,058	3,011,912	981,665
Weighted Average Number Of Diluted Shares Outstanding	9,890,058	3,011,912	981,665