XML 34 R13.htm IDEA: XBRL DOCUMENT v3.10.0.1
Inventories, Net
 12 Months Ended
Dec. 31, 2018
Inventory Disclosure [Abstract]  
Inventories, Net
Inventories, Net
Inventories, net, consist of the following (amounts in millions):
 
At December 31,
 
2018
 
2017
Finished goods
$
40

 
$
45

Purchased parts and components
3

 
1

Inventories, net
$
43

 
$
46


At December 31, 2018 and 2017, inventory reserves were $22 million and $36 million, respectively.