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Receivables (Tables)
 12 Months Ended
Dec. 31, 2016
Receivables  
Schedule of receivables

 

 

 

 

 

 

 

 

 

December 31,

($ in millions)

    

2016

    

2015

 

 

 

 

 

 

 

Trade accounts receivable

 

$
1,169

 

$
759

Less allowance for doubtful accounts

 

 
(11)

 

 
(5)

Net trade accounts receivable

 

 
1,158

 

 
754

Other receivables

 

 
333

 

 
131

 

 

$
1,491

 

$
885