Preferred Stock (Narrative) (Details) - USD ($)				12 Months Ended
	Feb. 15, 2016	Feb. 15, 2014	Jan. 30, 2009	Dec. 31, 2014	May 26, 2015
Preferred stock, shares issued			30,000
Preferred stock, no par value			$ 0
Class of warrant or right, number of securities called by warrants or rights			326,323
Class of warrant or right, exercise price of warrants or rights			$ 13.79
Proceeds from issuance of preferred stock and preference stock			$ 30,000,000
Repurchase of warrant					$ 120,786
Preferred stock, dividend rate, percentage		9.00%	5.00%
Preferred stock, liquidation preference per share		$ 1,000	$ 1,000
Dividends				$ 7,900,000
Subsequent Event [Member]
Preferred Stock, redemption date	Feb. 15, 2016
Aggregate liquidation amount of Preferred Stock	$ 10,000,000
Preferred stock redeemed, shares	10,000