Leases (Tables)

12 Months Ended

Dec. 31, 2011

Leases [Abstract]

Rental Expense For Operating Leases

	2011			2010			2009
	(thousands)
Minimum rentals	$	336,924		$	338,924		$	355,662
Contingent rentals		1,060			1,187			1,013
Sublease rentals		(504	)		(422	)		(671	)
Total	$	337,480		$	339,689		$	356,004

Minimum Lease Payment Requirements For Operating Leases

	Total
	(thousands)
2012	$	343,000
2013		292,228
2014		238,360
2015		183,120
2016		131,664
Thereafter		232,588
Total	$	1,420,960