Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash Flows from Operating Activities:
Net Income	$ 904.4	$ 866.3
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation	125.6	134.6
Amortization of intangible assets	86.8	85.7
Amortization of net deferred gain from settlement of interest rate swaps	(13.7)	(12.2)
Share-based compensation	60.6	69.8
Other, net	7.6	(9.8)
Decrease in operating capital	(1,327.3)	(798.7)
Net Cash (Used In) Provided By Operating Activities	(156.0)	335.7
Cash Flows from Investing Activities:
Capital expenditures	(108.3)	(100.5)
Acquisition of businesses and interests in affiliates, net of cash acquired	(27.3)	(268.5)
Sale (purchase) of investments	58.1	(16.4)
Net Cash Used In Investing Activities	(77.5)	(385.4)
Cash Flows from Financing Activities:
Change in short-term debt	7.5	(1.2)
Proceeds from borrowings	0.0	1,389.6
Repayment of debt	0.0	(1,000.0)
Dividends paid to common shareholders	(387.9)	(374.2)
Repurchases of common stock	(522.3)	(463.8)
Proceeds from stock plans	8.6	22.2
Acquisition of additional noncontrolling interests	(10.2)	(59.8)
Dividends paid to noncontrolling interest shareholders	(87.1)	(71.1)
Payment of contingent purchase price obligations	(107.7)	(93.6)
Other, net	(22.8)	(24.7)
Net Cash Used In Financing Activities	(1,121.9)	(676.6)
Effect of foreign exchange rate changes on cash and cash equivalents	196.2	57.7
Net Decrease in Cash and Cash Equivalents	(1,159.2)	(668.6)
Cash and Cash Equivalents at the Beginning of Period	3,002.2	2,605.2
Cash and Cash Equivalents at the End of Period	$ 1,843.0	$ 1,936.6