v2.4.0.6

Supplemental Information To Statements Of Cash Flows (Schedule Of Supplemental To Cash Flow Information) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Net change in working capital:
Decrease (increase) in accounts receivable	$ 384	$ (100)
Increase in other current assets	(191)	(41)
Increase in accounts payable	13	9
(Decrease) increase in revenues and royalties payable	(139)	130
Decrease in other current liabilities	(45)	(87)
Net decrease (increase) in working capital	22	(89)
Supplementary cash flow data - total operations:
Interest paid (net of capitalized interest)	169	160
Income taxes paid (received)	$ 88	$ (125)

X

- Definition

The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.

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