Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Operating activities
Net income	$ 55.2	$ 60.0
Reconciliation of net income to cash flows from operating activities:
Depreciation	20.2	18.3
Amortization	9.5	8.6
Non-cash compensation, net of tax benefit	6.4	3.0
Loss on sale of property and equipment, net	0.6	0.5
Deferred taxes	(13.2)	(3.6)
Foreign exchange gain	(0.4)	(0.6)
Changes in assets and liabilities, excluding effects of acquisitions and divestitures:
Receivables	(34.8)	(95.6)
Inventories	22.2	7.8
Prepaid expenses and other assets	3.6	15.1
Accounts payable	4.9	39.1
Accrued expenses and deferred revenues	(40.9)	(8.2)
Long-term liabilities	4.0	4.4
Other operating activities	0.7	(0.5)
Net cash provided by operating activities	38.0	48.3
Investing activities
Capital expenditures	(26.8)	(22.0)
Acquisitions, net of cash		(49.6)
Proceeds from sale of property and equipment	0.3
Proceeds from sale of business		22.1
Net cash used in investing activities	(26.5)	(49.5)
Financing activities
Net change in short-term borrowings and revolving credit lines	0.6	2.5
Dividends	(12.8)	(11.2)
Stock options and treasury shares, net	4.7	2.8
Net cash used in financing activities	(7.5)	(5.9)
Effect of exchange rate changes on cash	(0.5)	1.3
Change in cash and cash equivalents	3.5	(5.8)
Cash and cash equivalents
Beginning of period	112.5	74.7
End of period	$ 116.0	$ 68.9