Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2011

Supplemental Cash Flow Information [Abstract]

Changes in current assets and current liabilities

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):

	Nine Months Ended September 30,
	2011			2010
Decrease (increase) in current assets:
Receivables, net	$	(1,963	)	$	(516	)
Inventories	891			79
Income taxes receivable	333			787
Prepaid expenses and other	12			111
Increase (decrease) in current liabilities:
Accounts payable	1,191			358
Accrued expenses	137			(51		)
Taxes other than income taxes	99			(168		)
Income taxes payable	140			(8		)
Changes in current assets and current liabilities	$	840		$	592

Cash flows related to interest and income taxes

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

	Nine Months Ended September 30,
	2011		2010
Interest paid in excess of amount capitalized	$	276	$	302
Income taxes paid (received), net	289		(645		)

Cash flows related to discontinued operations

Cash flows related to the discontinued operations of the Paulsboro and Delaware City Refineries have been combined with the cash flows from continuing operations within each category in the consolidated statement of cash flows for the nine months ended September 30, 2010 and are summarized as follows (in millions):

Cash provided by (used in) operating activities:
Paulsboro Refinery	$	42
Delaware City Refinery	(76		)
Cash used in investing activities:
Paulsboro Refinery	(32		)
Delaware City Refinery	—