Defined Benefit Plan (Tables)

3 Months Ended

Mar. 31, 2014

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Schedule of components of net periodic pension income

Components of net periodic pension (benefit) cost are as follows (in thousands):

	Three Months Ended
	March 31,
	2014			2013
Service cost	$	217		$	207
Interest cost	178			125
Expected return on plan assets	(457		)	(383		)
Prior service cost amortization	36			11
Deferred loss amortization	—			45
Net periodic pension cost (benefit)	$	(26	)	$	5