Benefit Plans (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2014 officer	Dec. 31, 2008 officer
Defined Benefit Plan Disclosure [Line Items]
Number of employees covered by the Company's pension plan	3
Amount included in accumulated other comprehensive loss will be amortized to expense in 2012	$ 400,000
Executive Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Number of employees covered by the Company's pension plan	3
Minimum age to receive pension benefits	65 years
Minimum years of service to receive pension benefits	5 years
Defined benefit plans, general information	equal to 60% of the officer’s final average earnings (defined as the average of the executive’s highest three years’ earnings) plus 6% of final average earnings multiplied by the years of service after age 60 (but not more than five years), less 100% of certain other retirement benefits
Percentage of average earnings of officer as pension benefits amount	60.00%
Years of highest earnings to calculate the average earnings	3 years
Additional amount to be given as pension benefits is percentage of final average	6.00%
Minimum year of service used to calculate average earnings for final average earnings	60 years
Years of earning to calculate average final earnings maximum	5 years
Percentage of certain other benefits to be deducted from final amount of pension	100.00%
Maximum annual benefits payable under the Executive Retirement Plan, frozen subject to cost-of-living adjustments		896,000
Number of officers eligible for pension benefits excluding chief executive officer		2
Number of officers which elected to receive benefits monthly upon retirement		1
Number of officers which elected to receive benefits in one lump sum upon retirement		1
Annual Installment to be Paid to CEO as pension benefits upon retirement	$ 900,000