XML 54 R32.htm IDEA: XBRL DOCUMENT v3.3.1.900
Receivables (Tables)
 12 Months Ended
Dec. 31, 2015
Receivables [Abstract]  
Receivables, net
Changes in the allowance for doubtful accounts consisted of the following (in millions):
 
Year Ended December 31,
 
2015
 
2014
 
2013
Balance as of beginning of year
$
37

 
$
46

 
$
56

Increase in allowance charged to expense
7

 
7

 
13

Accounts charged against the allowance,
net of recoveries
(9
)
 
(15
)
 
(23
)
Foreign currency translation
—

 
(1
)
 
—

Balance as of end of year
$
35

 
$
37

 
$
46

Receivables consisted of the following (in millions):
 
December 31,
 
2015
 
2014
Accounts receivable
$
4,105

 
$
5,509

Commodity derivative and foreign currency
contract receivables
147

 
151

Other receivables
247

 
256

 
4,499

 
5,916

Allowance for doubtful accounts
(35
)
 
(37
)
Receivables, net
$
4,464

 
$
5,879