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Commitments
12 Months Ended
Dec. 31, 2013
Commitments [Abstract]  
Commitments
Commitments
The Company leases some of its primary facilities under various operating leases that expire in 2014 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, 2013, 2012 and 2011 amounted to $18.3 million, $13.6 million and $10.1 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
2014
$
11,680

 
$
1,020

2015
7,557

 
1,008

2016
2,435

 
550

2017
1,488

 
550

2018
1,428

 
550

Thereafter
1,718

 

Total minimum payments
$
26,306

 
$
3,678