Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities
Net income	$ 152.8	$ 88.0
Reconciliation of net income to cash flows from operating activities:
Depreciation	37.0	36.5
Amortization	15.5	9.1
Non-cash compensation, net of tax benefit	4.0	4.3
Gain on sale of businesses	(3.7)
Loss on disposal of property and equipment, net	0.8	0.8
Deferred taxes	(4.3)	(0.4)
Changes in assets and liabilities, excluding effects of acquisitions and divestitures:
Receivables	(138.7)	(177.6)
Inventories	(2.4)	(11.7)
Prepaid expenses and other assets	23.6	12.1
Accounts payable	49.7	76.4
Accrued expenses and deferred revenues	14.0	(26.6)
Long-term liabilities	5.2	2.7
Other operating activities	0.8	0.1
Net cash provided by operating activities	154.3	13.7
Investing activities
Capital expenditures	(60.6)	(33.8)
Acquisitions, net of cash	(49.3)	(2.7)
Proceeds from sale of property and equipment		1.3
Proceeds from sale of businesses	25.8	5.3
Other investing activities		0.1
Net cash used in by investing activities	(84.1)	(29.8)
Financing activities
Net change in short-term borrowings and revolving credit lines	(64.3)	90.9
Redemption of Hawk bonds		(59.0)
Dividends	(22.5)	(21.1)
Treasury shares and stock options, net	18.5	12.2
Net cash provided by (used in) financing activities	(68.3)	23.0
Effect of exchange rate changes on cash	0.2	2.8
Change in cash and cash equivalents	2.1	9.7
Cash and cash equivalents
Beginning of period	74.7	89.4
End of period	$ 76.8	$ 99.1