Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Statement [Abstract]
Net Income	$ 3,200,013	$ 1,047,245	$ 8,157,944	$ 1,969,744
Other Comprehensive Income (Loss):
Unrealized Holding Gain (Loss) Arising During the Period	5,489,522	(2,309,066)	24,911,089	(9,034,011)
Reclassification Adjustment for Net Gains Realized in Income	(884,458)	(47,671)	(1,898,836)	(127,419)
Change in Fair Value of Interest Rate Swap Agreements	25,410	(38,319)	(15,455)	(110,439)
Comprehensive Income (Loss)	7,830,487	(1,347,811)	31,154,742	(7,302,125)
Less: Preferred Dividends	(3,789,747)	(1,889,147)	(10,313,685)	(5,667,441)
Comprehensive Income (Loss) Attributable to Common Shareholders	$ 4,040,740	$ (3,236,958)	$ 20,841,057	$ (12,969,566)