Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2016

Supplemental Cash Flow Information [Abstract]

Schedule of cash flows, supplemental disclosures

Cash flows related to interest and income taxes were as follows (in millions):

	Six Months Ended June 30,
	2016		2015
Interest paid in excess of amount capitalized	$	213	$	202
Income taxes paid, net	137		1,079

In order to determine net cash provided by operating activities, net income is adjusted by, among other things, changes in current assets and current liabilities as follows (in millions):

	Six Months Ended June 30,
	2016			2015
Decrease (increase) in current assets:
Receivables, net	$	(467	)	$	77
Inventories	422			(19		)
Income taxes receivable	169			79
Prepaid expenses and other	14			7
Increase (decrease) in current liabilities:
Accounts payable	1,090			575
Accrued expenses	(113		)	(75		)
Taxes other than income taxes	7			15
Income taxes payable	8			(44		)
Changes in current assets and current liabilities	$	1,130		$	615