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Inventory, net (Tables)
6 Months Ended
Jun. 30, 2014
Inventory, net  
Schedule of inventory, net of reserves

Inventory, net of reserves, consisted of the following amounts (in thousands):

 

 

 

June 30,
2014

 

December 31,
2013

 

Parts and supplies

 

$

244,202

 

$

233,216

 

Work in progress

 

139,505

 

139,763

 

Finished goods

 

36,419

 

40,948

 

Inventory, net

 

$

420,126

 

$

413,927