Debt (Tables)

12 Months Ended

Dec. 31, 2011

Debt Disclosure [Abstract]

Schedule Of Components Of Debt

Debt consists of the following at:

	December 31,
	2011		2010
	(In thousands)
$250 million senior notes with an effective interest rate of 6.19% less discount of $0.6 million at both December 31, 2011 and 2010	$	249,444	$	249,379
$350 million senior unsecured revolving credit facility with an effective interest rate of 0.675% at December 31, 2010	—		200
Capital lease obligations due 2016 with an effective interest rate of 3.18% at December 31, 2011 and 2010	3,172		2,538
Other notes payable	89		57
Total debt	$	252,705	$	252,174
Less current portion	673		620
Total long-term debt	$	252,032	$	251,554

Schedule of Maturities of Long-term Debt

Scheduled principal maturities of debt as of December 31, 2011 were as follows:

Year Ending	Senior Notes		Capital Lease			Revolving Credit Facilities		Other Notes Payable		Total
			(In thousands)
2012	$	—	$	1,024		$	—	$	19	$	1,043
2013	—		1,024			—		21		1,045
2014	—		1,024			—		23		1,047
2015	—		1,024			—		20		1,044
2016	—		598			—		6		604
Thereafter	249,444		—			—		—		249,444
Total payments	249,444		4,694			—		89		254,227
Less: Amount representing estimated executory costs	—		(1,281		)	—		—		(1,281		)
Less: Amounts representing interest	—		(241		)	—		—		(241		)
Net principal payments	$	249,444	$	3,172		$	—	$	89	$	252,705