Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2012

Compensation and Retirement Disclosure [Abstract]

Net periodic pension cost

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

	Three Months Ended June 30,						Six Months Ended June 30,
	2012			2011			2012			2011
Service cost	$	18		$	18		$	35		$	36
Interest cost	72			76			144			152
Expected return on assets	(77		)	(77		)	(153		)	(154		)
Amortization of actuarial net loss	25			16			50			32
Net periodic pension cost	$	38		$	33		$	76		$	66
Company contributions	$	123		$	76		$	199		$	152