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Receivables (Tables)
 3 Months Ended
Mar. 31, 2017
Receivables  
Schedule of receivables

 

 

 

 

 

 

 

 

 

March 31,

 

December 31,

($ in millions)

    

2017

    

2016

 

 

 

 

 

 

 

Trade accounts receivable

 

$

1,365

 

$

1,169

Less allowance for doubtful accounts

 

 

(11)

 

 

(11)

Net trade accounts receivable

 

 

1,354

 

 

1,158

Other receivables

 

 

341

 

 

333

 

 

$

1,695

 

$

1,491