Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2012

Compensation Plans [Abstract]

Schedule of stock options activity

The following table sets forth certain information regarding our stock option plans as of and for the year ended December 31, 2012:

	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Aggregate Intrinsic Value(a)
Outstanding at January 1, 2012	6,000		$	28.86
Exercised (b)	(1,000	)	$	12.14
Outstanding at December 31, 2012	5,000		$	32.21	3.0	$	40,700
Vested at December 31, 2012	5,000		$	32.21	3.0	$	40,700
Exercisable at December 31, 2012	5,000		$	32.21	3.0	$	40,700

(a) Based on closing price at December 31, 2012 of $40.00 per share.

(b) Cash received for options exercised totaled $12,140.

Schedule of shares authorized under stock option plans, by exercise price range

The following table summarizes information with respect to options outstanding at December 31, 2012, all of which were granted under the Directors Plan and are currently exercisable.

	Outstanding and Exercisable Options
				Weighted
	Shares	Weighted Average Exercise Price		Average Remaining Life in Years
Range of exercise prices:
$22.90 - $41.74	5,000	$	32.21	3.0

Disclosure of share-based compensation arrangements by share-based payment award

The following table presents certain information regarding stock-based compensation amounts for the years ended December 31, 2012, 2011 and 2010.

	2012		2011		2010
	(In thousands, except per share)
Weighted average grant date fair value of options granted per share	$	—	$	—	$	—
Intrinsic value of options exercised	$	28	$	594	$	261

Schedule of aggregate compensation under non-equity award plans reflected on the balance sheet

Aggregate compensation under non-equity award plans is reflected on the balance sheet as detailed in the following schedule:

	December 31, 2012		December 31, 2011
	(In thousands)
Current liabilities:
Accrued liabilities and other	$	2,220	$	1,994
Non-current liabilities:
Accrued compensation under non-equity award plans	20,058		20,757
Total accrued compensation under non-equity award plans	$	22,278	$	22,751