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Inventories (Tables)
3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventories, Net of Valuation Allowances Our inventories consisted of the following (in thousands):
 
As of
 
March 31, 2020
 
December 31, 2019
Finished goods
$
30,596

 
$
49,853

Parts and components
4,331

 
4,915

Total inventories
$
34,927

 
$
54,768