Consolidated Balance Sheets (Parenthetical) - $ / shares				12 Months Ended
	Mar. 12, 2015	Dec. 31, 2011	Sep. 30, 2009	Dec. 31, 2015	Dec. 31, 2014
Preferred stock, shares authorized				0	250,000
Common stock, par value				$ 2.50	$ 2.50
Common stock, shares authorized				20,000,000	20,000,000
Common stock, shares issued				10,671,744	8,301,746
Common stock, shares outstanding				10,671,744	8,301,746
Employee Stock Ownership Plan (ESOP), Number of Suspense Shares				181,822
Series 2009 Preferred Stock [Member]
Preferred stock, par value	$ 1.00		$ 1.00	$ 0	$ 1.00
Preferred stock, shares issued			3,710	0	3,610
Preferred stock, dividend rate	8.00%		8.00%	0.00%	8.00%
Series 2011 Preferred Stock [Member]
Preferred stock, par value	$ 1.00	$ 1.00		$ 0	$ 1.00
Preferred stock, shares issued		12,000		0	11,914
Preferred stock, dividend rate	8.00%	8.00%		0.00%	8.00%