Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash provided by operating activities	$ 198	$ 187
Investing activities:
Purchases of property, plant and equipment	(59)	(53)
Proceeds from sale of property, plant and equipment	0	53
Purchases of privately held securities	(6)	(4)
Proceeds from sales of publicly traded and privately held equity securities and collections of notes receivable	7	0
Payments for acquisitions of businesses, net of cash acquired	(8)	0
Payments for investments in companies and acquisitions of certain technologies	(11)	(7)
Proceeds from business divestitures, net of costs	12	0
Cash used for investing activities	(65)	(11)
Financing activities:
Payment of contingent consideration	(12)	0
Proceeds from borrowings on credit facilities	285	240
Payments on borrowings from credit facilities	(285)	(240)
Payments for acquisitions of treasury stock	(125)	(100)
Cash used to net share settle employee equity awards	(47)	(24)
Proceeds from issuances of shares of common stock	24	10
Cash used for financing activities	(160)	(114)
Effect of foreign exchange rates on cash	1	(1)
Net increase (decrease) in cash and cash equivalents	(26)	61
Cash and cash equivalents at beginning of period	217	207
Cash and cash equivalents at end of period	191	268
Non-cash operating activities:
Stock-based compensation expense	26	24
Fair value of contingent consideration recorded	$ 3	$ 0