v2.4.0.6
Commitments and Contingent Liabilities (Tables)
12 Months Ended
Dec. 31, 2011
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Future Minimum Rental Payments for Operating Leases
As of December 31, 2011, minimum future rental payments, exclusive of taxes and other charges, of these leases were: 
Years Ending December 31,
 
(in thousands)
2012
 
$
4,077

2013
 
3,927

2014
 
3,615

2015
 
3,046

2016
 
1,604

Thereafter
 
5,678

Total minimum payments
 
$
21,947