Stock Compensation Plans (Details 1) (USD $)	3 Months Ended
	Mar. 31, 2015
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding , Number of Outstanding (in shares)	64,479
Options Outstanding , Weighted Average Remaining Contractual life (in year)	2 years 6 months
Options Outstanding , Weighted Average Exercise Price (in dollars per share)	$ 15.87
Options Excercisable, Number Exercisable (in shares)	64,479
Options Excercisable, Weighted Average Exercise Price (in dollars per share)	$ 15.87
Range of Exercise Price Dollars 10.81 to Dollars 23.13 Per Share [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price, low end of the range (in dollars per share)	$ 10.81
Exercise price, high end of the range (in dollars per share)	$ 23.13