XML 47 R33.htm IDEA: XBRL DOCUMENT v3.10.0.1
Receivables (Tables)
 12 Months Ended
Dec. 31, 2018
Receivables [Abstract]  
Receivables, net
Receivables consisted of the following (in millions):
 
December 31,
 
2018
 
2017
Receivables from contracts with customers
$
4,673

 
$
5,686

Receivables from certain purchase and sale arrangements
2,311

 
1,098

Commodity derivative and foreign currency
contract receivables
229

 
102

Other receivables
166

 
69

Total receivables
7,379

 
6,955

Allowance for doubtful accounts
(34
)
 
(33
)
Receivables, net
$
7,345

 
$
6,922