Employee Benefit Plans (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Employee Benefit Plans [Abstract]
Interest cost	$ 116	$ 104
Expected return on plan assets	(265)	(247)
Service costs	10	15
Net loss amortization	32	92
Net periodic pension cost	$ (107)	$ (36)