Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2017

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,
	2017		2016
Interest paid in excess of amount capitalized	$	235	$	213
Income taxes paid, net	263		137

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,
	2017			2016
Decrease (increase) in current assets:
Receivables, net	$	1,396		$	(467	)
Inventories	123			422
Income taxes receivable	45			169
Prepaid expenses and other	41			14
Increase (decrease) in current liabilities:
Accounts payable	(942		)	1,090
Accrued expenses	262			(113		)
Taxes other than income taxes	(41		)	7
Income taxes payable	(25		)	8
Changes in current assets and current liabilities	$	859		$	1,130