Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Operating Activities
Net income	$ 223	$ 591
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation expense	36	32
Gain on sale of discontinued operations		(303)
Currency exchange rate differences on financial transactions and other losses	134	29
Equity in net income of affiliates, net of dividends received	(2)	1
Depreciation and amortization	425	375
Changes in operating assets and liabilities, net of effect of businesses acquired and divested:
Trade and other receivables, net	(9)	(23)
Prepaid expenses and other current assets	(81)	(37)
Accounts payable and other current liabilities and deferred revenues	(159)	(128)
Other non-current liabilities	(6)	(4)
Interest payable	46	36
Income taxes	85	12
Net cash provided by operating activities	692	581
Investing Activities
Acquisition of subsidiaries and affiliates, net of cash acquired	(203)	(1,202)
Proceeds from the sale of subsidiaries and affiliates, net		934
Additions to property, plant and equipment and other assets	(96)	(79)
Additions to intangible assets	(178)	(176)
Net cash used in investing activities	(477)	(523)
Financing Activities
Proceeds from issuances of debt, net of issuance costs	4,544	2,485
Repayment of debt	(4,573)	(1,933)
Increase in other short-term borrowings		12
Cash dividends paid to stockholders	(261)	(189)
Repurchase of common stock	(75)
Proceeds from exercise of stock options	80	59
Other financing activities	(91)	(24)
Net cash (used in)/provided by financing activities	(376)	410
Effect of exchange-rate changes on cash and cash equivalents	(34)	(19)
Net (decrease)/increase in cash and cash equivalents	(195)	449
Cash and cash equivalents at beginning of period	564	288
Cash and cash equivalents at end of period	369	737
Supplemental Cash Flow Information
Cash paid for income taxes	(117)	(101)
Cash paid for interest, net of amounts capitalized	$ (183)	$ (201)