Condensed Consolidated Statements of Cash Flows (USD $) In Millions	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
OPERATING ACTIVITIES:
Net income	$ 1,085	$ 1,228
Adjustments to net income:
Depreciation and amortization	947	876
Loss from sale of investments and impairment expense	321	350
(Gain) loss on disposal and impairment write-down - discontinued operations	1	(102)
Provision for deferred taxes	(67)	31
Contingencies	36	75
Loss on the extinguishment of debt	52	9
Noncontrolling interest of discontinued operations	0	0
Undistributed gain from sale of equity method investment	0	(118)
Other	65	(81)
Changes in operating assets and liabilities:
Increase in accounts receivable	(185)	(136)
(Increase) decrease in inventory	(118)	9
Decrease in prepaid expenses and other current assets	62	194
Increase in other assets	(167)	(51)
Increase in accounts payable and accrued liabilities	200	4
Increase (decrease) in income taxes and other income tax payables, net	(151)	20
Increase in other liabilities	227	108
Net cash provided by operating activities	2,308	2,416
INVESTING ACTIVITIES:
Capital expenditures	(1,832)	(1,528)
Acquisitions - net of cash acquired	(158)	(237)
Proceeds from the sale of businesses	47	369
Proceeds from the sale of assets	89	11
Sale of short-term investments	4,191	4,583
Purchase of short-term investments	(3,632)	(4,540)
Increase in restricted cash	(164)	(82)
Increase in debt service reserves and other assets	(379)	(9)
Affiliate advances and equity investments	(91)	(77)
Proceeds from loan repayments	0	132
Proceeds from performance bonds	199	0
Other investing	(4)	31
Net cash used in investing activities	(1,734)	(1,347)
FINANCING ACTIVITIES:
Issuance of common stock	0	1,566
Borrowings under the revolving credit facilities, net	126	74
Issuance of recourse debt	2,050	0
Issuance of non-recourse debt	1,516	1,497
Repayments of recourse debt	(474)	(619)
Repayments of non-recourse debt	(1,489)	(1,441)
Payments for financing fees	(153)	(50)
Distributions to noncontrolling interests	(990)	(951)
Contributions from noncontrolling interests	6	0
Financed capital expenditures	(13)	(21)
Purchase of treasury stock	(225)	(15)
Other financing	(7)	(18)
Net cash provided by financing activities	347	22
Effect of exchange rate changes on cash	(79)	(21)
Total increase in cash and cash equivalents	842	1,070
Cash and cash equivalents, beginning	2,550	1,775
Cash and cash equivalents, ending	3,392	2,845
SUPPLEMENTAL DISCLOSURES:
Cash payments for interest, net of amounts capitalized	982	1,003
Cash payments for income taxes, net of refunds	$ 647	$ 589