Leases (Tables)

12 Months Ended

Dec. 31, 2012

Leases [Abstract]

Future Minimum Lease Payments For Operating Leases And Capital Leases

(Dollars in thousands)
	Capital Leases			Operating Leases
Year ending December 31:
2013	$	17,441		$	80,022
2014	19,812			57,100
2015	11,683			41,679
2016	—			34,554
2017	—			24,368
Thereafter (through 2027)	—			39,165
Total minimum lease payments	48,936			$	276,888
Amount representing interest	(2,573		)
Present value of minimum lease payments	46,363
Current maturities of obligations under capital leases	(16,008		)
Long-term obligations under capital leases	$	30,355

Rental Expense For Operating Leases

(Dollars in thousands)	Years ended December 31,
	2012			2011			2010
Minimum rentals	$	118,797		$	118,810		$	118,838
Sublease rentals	(2,843		)	(2,395		)	(1,526		)
	$	115,954		$	116,415		$	117,312