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Inventory, net
9 Months Ended
Sep. 30, 2014
Inventory, net  
Inventory, net

4.  Inventory, net

 

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

 

 

 

September 30,
2014

 

December 31,
2013

 

Parts and supplies

 

$

249,646

 

$

233,216

 

Work in progress

 

142,554

 

139,763

 

Finished goods

 

36,710

 

40,948

 

Inventory, net

 

$

428,910

 

$

413,927

 

 

As of September 30, 2014 and December 31, 2013, we had inventory reserves of $22.5 million and $14.1 million, respectively.