Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Future Minimum Rental Payments under Non-Cancelable Operating Leases and Future Minimum Receipts under Subleases

Future minimum rental payments under non-cancelable operating leases and future minimum receipts under subleases, excluding executory costs, are as follows at December 31, 2012 (in thousands):

	Payments Due and Sublease Receipts by Period at December 31, 2012
	Total			YE 2013			YE 2014			YE 2015			YE 2016			YE 2017			Thereafter
Operating lease obligations	$	637,980		$	44,101		$	47,471		$	47,300		$	47,535		$	46,032		$	405,541
Subleases receipts		(277,390	)		(14,562	)		(17,591	)		(19,178	)		(19,638	)		(20,111	)		(186,310	)
Total net lease obligations	$	360,590		$	29,539		$	29,880		$	28,122		$	27,897		$	25,921		$	219,231