Defined Benefit Pension Plan (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Officer	Jun. 30, 2013
Compensation and Retirement Disclosure [Abstract]
Number of founding Officers Eligible for Retirement Benefit Plan			3
Maximum annual benefits payable under the Executive Retirement Plan, frozen subject to cost-of-living adjustments	$ 900,000.0		$ 900,000.0
Net periodic benefit cost recorded related to the Company's pension plans
Service costs	22,000	22,000	44,000	43,000
Interest costs	172,000	149,000	343,000	298,000
Amortization of net gain/loss	117,000	344,000	234,000	690,000
Amortization of prior service cost	(297,000)	(297,000)	(594,000)	(594,000)
Total recognized in net periodic benefit cost	$ 14,000	$ 218,000	$ 27,000	$ 437,000