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Inventories
 9 Months Ended
Sep. 30, 2018
Inventories  
Inventories

9.     Inventories, Net

 

 

 

 

 

 

 

 

 

 

September 30,

 

December 31,

($ in millions)

    

2018

    

2017

 

 

 

 

 

 

 

Raw materials and supplies

 

$

694

 

$

691

Work-in-process and finished goods

 

 

617

 

 

902

Less inventory reserves

 

 

(68)

 

 

(67)

 

 

$

1,243

 

$

1,526

 

 

Finished goods inventory at September 30, 2018, includes the effect of adopting new revenue recognition accounting guidance as of January 1, 2018. Further details of the new guidance and its adoption are included in Notes 2 and 5.