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D. INVENTORIES
12 Months Ended
Dec. 31, 2016
Inventory Disclosure [Abstract]  
INVENTORIES

NOTE D—INVENTORIES

 

At December 31, 2016 and 2015, inventories consisted of the following:

 

 

 

 

 

 

 

 

 

 

 

2016

    

2015

 

Raw materials

 

$

21,518

 

$

22,240

 

Work in process and sub-assemblies

 

 

24,334

  

 

30,766

 

Finished goods

 

 

5,965

  

 

13,232

 

 

 

$

51,817

 

$

66,238

 

 

For the years ended December 31, 2016, 2015 and 2014, the lower of cost or market adjustment expensed for inventory was $3.7 million, $2.8 million and $0.9 million, respectively.