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Inventories, Net of Inventory Reserves
3 Months Ended
Mar. 31, 2019
Inventories, Net of Inventory Reserves [Abstract]  
Inventories, Net of Inventory Reserves

7.   Inventories, Net of Inventory Reserves



Inventories, net of inventory reserves comprise the following (in millions):





 

 

 

 

 

 



 

 

 

 

 

 



 

March 31,

 

December 31,



 

2019

 

2018

Finished goods

 

$

959 

 

$

854 

Work in process

 

 

416 

 

 

386 

Raw materials and accessories

 

 

410 

 

 

409 

Supplies and packing materials

 

 

405 

 

 

388 

Total inventories, net of inventory reserves

 

$

2,190 

 

$

2,037