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Inventories, Net (Tables)
3 Months Ended
Mar. 31, 2021
Inventory, Net [Abstract]  
Inventories, net

March 31, 

December 31, 

    

2021

    

2020

(in millions)

Raw materials

$

235

$

183

Work in process

 

90

 

83

Finished goods

 

1,234

 

1,314

$

1,559

$

1,580