Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Operating activities
Net income	$ 183.7	$ 134.3
Reconciliation of net income to cash flows provided by operating activities:
Depreciation	36.9	36.0
Amortization	30.5	25.8
Non-cash compensation, net of tax benefit	(5.2)	(2.4)
Deferred taxes	(0.9)	1.4
Changes in assets and liabilities, excluding effects of acquisitions and divestitures:
Receivables	(120.2)	(141.7)
Inventories	(19.3)	(13.6)
Prepaid expenses and other assets	4.1	7.3
Accounts payable	61.3	41.4
Accrued expenses and deferred revenues	10.0	57.4
Long-term liabilities	(0.4)	2.6
Other operating activities, net	(0.6)	0.3
Net cash provided by operating activities	179.9	148.8
Investing activities
Capital expenditures	(45.9)	(33.8)
Acquisitions, net of cash acquired	(103.1)	(577.8)
Other investing activities, net	0.1	0.1
Net cash used in investing activities	(148.9)	(611.5)
Financing activities
Net change in short-term borrowings and revolving credit lines		(1.4)
Repayments of long-term debt		(1.5)
Dividends paid	(39.0)	(33.1)
Proceeds from issuance of treasury shares and stock options	35.1	31.3
Repurchases of common stock	(40.9)	(32.8)
Net cash used in financing activities	(44.8)	(37.5)
Effect of foreign currency exchange rate changes on cash and cash equivalents	1.0	(1.4)
Change in cash and cash equivalents	(12.8)	(501.6)
Cash and cash equivalents
Beginning of period	410.7	730.8
End of period	$ 397.9	$ 229.2