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Commitments
12 Months Ended
Dec. 31, 2012
Commitments [Abstract]  
Commitments
Commitments
The Company leases some of its primary facilities under various operating leases that expire in 2013 through 2023. The Company also leases certain operating machinery and equipment and office equipment under operating lease agreements. Total net rent expense for the years ended December 31, 2012, 2011 and 2010 amounted to $13.6 million, $10.1 million and $13.3 million, respectively.
The future minimum obligations under all non-cancelable leases, net of expected sublease income, and other contractual obligations are as follows (in thousands):
 
Net
Operating
Leases
 
Other
Contractual
Obligations
2013
$
12,051

 
$
3,889

2014
8,967

 
1,291

2015
4,710

 
1,040

2016
3,381

 
550

2017
2,344

 
275

Thereafter
5,625

 

Total minimum payments
$
37,078

 
$
7,045