Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash provided by (used for) operating activities
Cash provided by (used for) operating activities	$ 291	$ 742
Investing activities:
Purchases of property, plant and equipment	(210)	(240)
Payments for acquisitions of businesses, net of cash acquired	(968)	(392)
Payments for investments and acquisitions of certain technologies	(148)	(89)
Cash provided by (used for) investing activities	(1,326)	(721)
Financing activities:
Payment of contingent consideration amounts previously established in purchase accounting	(16)	(30)
Proceeds from short-term borrowings, net of debt issuance costs	999	0
Net increase (decrease) in commercial paper	(403)	1,253
Proceeds from borrowings on credit facilities	569	2,156
Payments on borrowings from credit facilities	(569)	(2,216)
Payments on long-term borrowings	(602)	(1,000)
Proceeds from long-term borrowings, net of debt issuance and extinguishment costs	989	0
Cash used to net share settle employee equity awards	(54)	(64)
Proceeds from issuances of shares of common stock	94	79
Cash provided by (used for) financing activities	1,007	178
Effect of foreign exchange rates on cash	(9)	3
Net increase (decrease) in cash, cash equivalents, restricted cash and restricted cash equivalents	(37)	202
Cash, cash equivalents, restricted cash and restricted cash equivalents at beginning of period	1,017	487
Cash, cash equivalents, restricted cash and restricted cash equivalents at end of period	980	690
Supplemental Information
Stock-based compensation expense	104	96
Fair value of contingent consideration recorded in purchase accounting	$ 190	$ 0