Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2012

Compensation and Retirement Disclosure [Abstract]

Net periodic pension cost

Net periodic pension cost for the years ended December 31, 2012, 2011 and 2010 was as follows:

	2012			2011			2010
	Underfunded			Underfunded			Underfunded
Service cost	$	70		$	74		$	39
Interest cost	287			303			320
Expected return on assets	(306		)	(309		)	(300		)
Amortization of net loss	101			64			59
Net periodic pension cost	$	152		$	132		$	118

Reconciliation of changes in projected benefit obligations

The reconciliation of changes in projected benefit obligations are as follows:

	2012			2011
Accumulated benefit obligation at beginning of year	$	6,591		$	5,973
Service cost	70			74
Interest cost	287			303
Actuarial loss	600			724
Expenses paid	(31		)	(70		)
Benefits paid	(408		)	(413		)
Accumulated benefit obligation at end of year	$	7,109		$	6,591

Assumptions used to determine the net periodic benefit cost and benefit obligations

The assumptions used to determine the net periodic benefit cost and benefit obligations are as follows:

	2012		2011		2010
Discount rate for net periodic pension cost	4.50	%	5.25	%	5.75	%
Discount rate for benefit obligations	3.75	%	4.50	%	5.25	%
Expected long-term return of plan assets	8.00	%	8.00	%	8.00	%

Change in the fair value of the plan’s assets

The following table reflects the change in the fair value of the plan’s assets:

	2012			2011
Fair value of plan assets at beginning of year	$	3,731		$	3,946
Actual return on plan assets	575			—
Company contributions	661			268
Expenses paid	(31		)	(70		)
Benefits paid	(408		)	(413		)
Fair value of plan assets at end of year	$	4,528		$	3,731

The weighted average asset allocations

The weighted average asset allocations at December 31, 2012 and 2011 are as follows:

	2012		2011
U.S. Equities securities	79	%	80	%
U.S. Debt securities	20	%	19	%
Cash	1	%	1	%
Total	100	%	100	%

Reconciliation of the funded status of the plan

The following table provides a reconciliation of the funded status of the plan at December 31, 2012 and 2011:

	2012			2011
Projected benefit obligation	$	7,109		$	6,591
Plan assets at fair value	4,528			3,731
Funded status	$	(2,581	)	$	(2,860	)

Benefit payments projected for the plan

Benefit payments projected for the plan are as follows:

2013	$	416
2014	405
2015	399
2016	397
2017	391
2018-2022	1,911