Consolidated Statements of Cash Flow (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash Flow From Operating Activities
Net Income	$ 349.8	$ 309.6	$ 270.7
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation expense	56.0	49.8	44.1
Amortization expense	29.0	27.3	27.5
Deferred income taxes	13.2	59.4	38.9
Loss on extinguishment of debt	0	0	4.5
Equity in earnings of affiliates	(8.9)	(10.0)	(5.0)
Distributions from unconsolidated affiliates	10.3	10.5	8.7
Non cash compensation expense	12.4	11.0	11.8
Other asset write-offs	2.1	3.1	3.9
Other	(1.1)	0.2	(0.9)
Change in assets and liabilities:
Accounts receivable	(9.0)	(35.3)	(12.7)
Inventories	(1.1)	(9.0)	24.1
Other current assets	2.0	(6.1)	1.9
Accounts payable and accrued expenses	30.7	27.4	22.7
Income taxes payable	58.7	19.1	(7.6)
Excess tax benefit on stock options exercised	(14.6)	(12.1)	(7.2)
Other operating assets and liabilities, net	(5.9)	(7.1)	3.1
Net Cash Provided By Operating Activities	523.6	437.8	428.5
Cash Flow From Investing Activities
Proceeds from sale of assets	0	0	8.2
Additions to property, plant and equipment	(74.5)	(76.6)	(63.8)
Acquisitions, net of cash acquired	(652.3)	(69.1)	(126.0)
Investment interest in joint venture	(13.7)	(3.2)	0
Proceeds from note receivable	0.6	1.6	1.8
Other	(1.4)	(0.5)	(0.6)
Net Cash Used In Investing Activities	(741.3)	(147.8)	(180.4)
Cash Flow From Financing Activities
Long-term debt borrowings	399.6	0	249.7
Long-term debt repayment	0	0	(781.4)
Short-term debt borrowings, net of repayments	251.3	(87.4)	55.1
Proceeds from stock options exercised	28.0	27.1	16.0
Excess tax benefit on stock options exercised	14.6	12.1	7.2
Payment of cash dividends	(134.5)	(97.4)	(44.0)
Purchase of treasury stock	(250.4)	(80.2)	(0.1)
Deferred financing costs	(3.4)	(0.7)	(6.2)
Net Cash Provided By (Used In) Financing Activities	305.2	(226.5)	(503.7)
Effect of exchange rate changes on cash and cash equivalents	4.1	(1.3)	(2.3)
Net Change In Cash and Cash Equivalents	91.6	62.2	(257.9)
Cash and Cash Equivalents at Beginning of Period	251.4	189.2	447.1
Cash and Cash Equivalents at End of Period	343.0	251.4	189.2
Cash paid during the year for:
Interest (net of amounts capitalized)	9.7	9.2	29.3
Income taxes	123.8	108.0	120.9
Supplemental disclosure of non-cash investing activities:
Property, plant and equipment expenditures included in Accounts Payable	3.1	6.4	0.9
Property, plant and equipment expenditures included in other long-term liabilities (related to leasing obligations for new corporate headquarters facility)	32.5	17.4	0
Acquisitions in which liabilities were assumed are as follows:
Fair value of assets	825.7	69.1	126.0
Purchase price	(652.3)	(69.1)	(126.0)
Liabilities assumed	$ 173.4	$ 0	$ 0