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Inventories
6 Months Ended
Jun. 30, 2014
Inventory Disclosure [Abstract]  
Inventories
Inventories
Inventories consist of the following (in thousands):
 
 
June 30,
2014
 
December 31,
2013
Raw material and subassemblies
$
193,537

 
$
204,542

Work-in-progress
56,620

 
45,060

Finished goods
99,935

 
95,117

 
$
350,092

 
$
344,719