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INVENTORIES
 9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
INVENTORIES
INVENTORIES

The carrying values of inventories are as follows (in thousands):
 
September 30, 2019
 
December 31, 2018
Finished goods
$
122,102

 
$
110,182

Work in process
22,509

 
17,344

Obsolescence reserve
(12,695
)
 
(12,696
)
Inventories
$
131,916

 
$
114,830