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Inventories, Net (Tables)
3 Months Ended
Mar. 31, 2020
Inventory, Net [Abstract]  
Inventories, net

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March 31, 

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December 31, 

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2020

    

2019

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(in millions)

Raw materials

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$

152

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$

206

Work in process

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89

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94

Finished goods

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1,342

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1,495

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$

1,583

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$

1,795