Capitalization Narrative (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Equity [Abstract]
Common stock, shares authorized	36,000,000	36,000,000
Common stock, par value	$ 0.521	$ 0.521
Common stock, shares issued	20,169,211	18,670,566
Common stock, shares outstanding	20,169,211	18,670,566
Preferred stock, shares authorized	176,407	176,407
Preferred stock, par value	$ 25	$ 25
Preferred stock, shares outstanding	0	0