Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies Disclosure [Abstract]

Future Minimum Commitments For Operating Leases

The following table presents future minimum commitments for operating leases as of December 31, 2012:

Year Ending December 31,	Operating Leases
	(Amounts in thousands)
2013	$	14,224
2014	10,069
2015	6,985
2016	5,658
2017	3,843
Thereafter	945