Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2011

Compensation and Retirement Disclosure [Abstract]

Schedule of reconciliation of the projected benefit obligation, plan assets and funded status of the pension plan

The following table provides a reconciliation of the projected benefit obligation, plan assets and funded status of the pension plan at December 31,:

	2010			2011
Accumulated Benefit Obligation	$	66,136		$	82,289
Change in benefit obligation
Projected benefit obligation at beginning of year	$	61,222		$	66,136
Service cost	219			281
Interest cost	3,585			3,519
Actuarial loss	5,538			15,305
Benefits paid	(4,428		)	(2,952		)
Projected benefit obligation at end of year	$	66,136		$	82,289
Change in plan assets
Fair value of plan assets at beginning of year	$	52,842		$	55,309
Actual gain (loss) on plan assets	4,962			(2,145		)
Employer contributions	1,933			1,610
Benefits paid	(4,428		)	(2,952		)
Fair value of plan assets at end of year	$	55,309		$	51,822
Funded status	$	(10,827	)	$	(30,467	)

Schedule of amounts recognized in the consolidated balance sheets

Amounts recognized in the consolidated balance sheets consist of the following at December 31,:

	2010			2011
Accrued long-term pension liability	$	10,827		$	30,467
Accumulated other comprehensive loss	(29,313		)	(49,563		)

Schedule of actuarial assumptions used

The following actuarial assumptions were used to determine our accumulated and projected benefit obligations as of December 31,:

	2010		2011
Discount rate	5.41	%	4.30	%
Expected return on plan assets	8.00	%	8.00	%

The following actuarial assumptions were used to determine our net periodic pension benefit cost for the years ended December 31,:

	2009			2010		2011
Discount rate	5.97	%	*	5.86	%	5.41	%
Expected return on plan assets	8.00	%		8.00	%	8.00	%
Rate of compensation increase	3.50	%		N/A		N/A

*For the year ending December 31, 2009, the discount rate used in determining pension expense was 5.97% in the first quarter of 2009;  the discount rate used for purposes of remeasuring plan liabilities as of the date the plan freeze was approved and for purposes of measuring pension expense for the remainder of 2009 was 7.30%.

Schedule of plan assets and benefit obligations recognized in other comprehensive income

Other changes in plan assets and benefit obligations recognized in other comprehensive income in 2011 are as follows:

Current year actuarial loss	$	(21,828	)
Amortization of actuarial loss	1,578
Total recognized in other comprehensive loss	$	(20,250	)

Schedule of net benefit cost

Net periodic pension cost for the years ended December 31, consists of the following:

	2009			2010			2011
Service cost — benefits earned during the period	$	1,887		$	219		$	281
Interest cost on projected benefit obligation	3,920			3,585			3,519
Return on plan assets	(3,817		)	(4,227		)	(4,378		)
Curtailment gain	(4,368		)	—			—
Transition amount	1			—			—
Prior service cost	(88		)	—			—
Amortization of loss	1,627			1,313			1,578
Net periodic pension cost	$	(838	)	$	890		$	1,000

Schedule of allocation of plan assets

The following table sets forth by level, within the fair value hierarchy, the Plan's assets at fair value as of December 31, 2011:

	Level 1		Level 2		Total
Common Stock	$	21,893	$	—	$	21,893
Money Market Fund	—		12,461		12,461
Mutual Funds	14,112		—		14,112
Fixed Income Securities	3,356		—		3,356
	$	39,361	$	12,461	$	51,822

The allocation of pension plan assets by category is as follows at December 31,:

	Percentage of Pension Plan Assets				Target Allocation
	2010		2011		2012
Equity securities	70	%	69	%	75	%
Debt securities	30		31		25
Total	100	%	100	%	100	%

The following table sets forth the fair value of Plan assets as of December 31,:

	2010		2011
Common Stock	$	24,035	$	21,893
Money Market Fund	14,818		12,461
Mutual Funds	14,456		14,112
Fixed Income Securities	2,000		3,356
Total Assets at Fair Value	$	55,309	$	51,822

Schedule of expected benefit payments

The expected benefit payments are estimated based on the same assumptions used to measure the Company’s projected benefit obligation at December 31, 2011 and reflect the impact of expected future employee service.

2012		$3,665
2013	2,571
2014	3,072
2015	2,986
2016	2,895
2017-2021	20,980