Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net income (loss)	$ 4,033,321	$ 4,424,609	$ (1,097,005)	$ 1,883,335
Other comprehensive income (loss):
Increase (decrease) in net unrealized gain on available-for-sale securities, net	(9,266,750)	61,988	(6,710,763)	12,467,755
Reclassification adjustment for net gain (loss) included in net income	1,415,814	5,563,982	1,415,814	5,563,982
Reclassification adjustment for other-than-temporary impairments included in net income (loss)	(567,205)	0	4,301,223	0
Reclassification cumulative adjustment for Linked Transactions	0	0	4,457,544	0
Total other comprehensive income (loss)	(8,418,141)	5,625,970	3,463,518	18,031,737
Less: Dividends to preferred stockholders	(870,726)	(635,923)	(1,751,235)	(1,116,495)
Comprehensive income (loss) attributable to common stockholders	$ (5,255,546)	$ 9,414,656	$ (615,578)	$ 18,798,577