Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2011

Aggregate Minimum Operating Lease Payments

Aggregate minimum operating lease payments under these agreements in future fiscal years are as follows (in thousands):

		September 30,
	Operating
Fiscal Year Ending December 31,	Leases
2012		9,007
2013		8,557
2014		7,118
2015		6,428
2016		5,526
Thereafter		31,873
Total minimum lease payments	$	68,509

Aggregate Minimum Capital Lease Payments

Aggregate minimum capital lease payments under these agreements in future fiscal years are as follows (in thousands):

		September 30,
Fiscal Year Ending December 31,	Capital Leases
2012		1,138
2013		784
2014		176
2015		21
2016		—
Thereafter		—
Total minimum lease payments	$	2,119
Amount representing interest		(161	)
Present value of minimum lease payments	$	1,958