Retirement Plans (Tables)

9 Months Ended

Sep. 30, 2012

Compensation and Retirement Disclosure [Abstract]

Net periodic pension cost

Net periodic pension cost for the three and nine months ended September 30, 2012 and 2011, respectively, are as follows:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2012			2011			2012			2011
Service cost	$	18		$	18		$	53		$	54
Interest cost	72			76			216			228
Expected return on assets	(77		)	(77		)	(230		)	(231		)
Amortization of actuarial net loss	25			16			75			48
Net periodic pension cost	$	38		$	33		$	114		$	99
Company contributions	$	339		$	116		$	538		$	268