Defined Benefit Plan (Tables)

6 Months Ended

Jun. 30, 2013

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

Schedule of components of net periodic pension income

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

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2013			2012			2013			2012
Service cost	$	204		$	168		$	411		$	339
Interest cost	124			163			249			329
Expected return on plan assets	(379		)	(351		)	(762		)	(709		)
Prior service cost amortization	11			11			22			22
Deferred loss amortization	44			54			89			110
Net periodic pension cost	$	4		$	45		$	9		$	91