Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2013

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Capital Leases and Operating Leases

The following table summarizes the approximate future minimum rentals under non-cancelable operating leases, including renewals that are reasonably assured, and future minimum capital lease payments in effect at December 31, 2013 (in thousands):

Years Ended December 31:	Capital Leases			Operating Leases
2014	$	10,056		$	268,453
2015	9,111			260,950
2016	7,594			213,707
2017	5,815			175,826
2018	4,309			135,801
Thereafter	10,145			198,999
Total minimum lease payments	$	47,030		$	1,253,736
Less amounts representing capital interest	(10,485		)
Present value of minimum lease payments	$	36,545