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Inventories, Net (Tables)
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of inventories
Inventories, net, consist of the following (amounts in millions):
 
 
At September 30, 2019
 
At December 31, 2018
Finished goods
$
82

 
$
40

Purchased parts and components
20

 
3

Inventories, net
$
102

 
$
43