Common Shareholders' Equity (Detail Textuals) (USD $)	12 Months Ended			1 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Share Repurchase Program	Feb. 28, 2014 Share Repurchase Program Subsequent event	Dec. 31, 2013 Share Repurchase Program Subsequent event
Equity, Class of Treasury Stock [Line Items]
Number of common shares authorized to be purchased (in shares)	450,000
Treasury stock, shares (in shares)			71,458
Purchase of treasury shares (in dollars)	$ 607,000	$ 110,000	$ 607,000
Shares purchased during period (in shares)				325,133	1,850
Value of stock repurchased (in dollars)					$ 15,000
Remaining number of shares authorized to be purchased (in shares)				124,867