Condensed Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Net income	$ 68.8	$ 160.3
Adjustments to reconcile net income to net cash used by operating activities:
Depreciation and amortization	52.8	42.4
Deferred income tax provision	15.0	35.5
Provision for doubtful accounts	0.7	1.8
Stock compensation expense	7.8	4.0
Income related to previously owned equity affiliates	(0.4)	(133.9)
Change in assets and liabilities:
Increase in accounts receivable	(54.3)	(69.6)
Increase in inventories	(13.3)	(21.9)
Increase in accounts payable	29.7	59.2
Decrease in pension and other post-retirement benefits	(30.6)	(31.0)
Decrease in accrued expenses and other	10.7	(27.6)
Net cash provided (used) by operating activities	86.9	19.2
Investing Activities
Capital expenditures	(33.0)	(32.1)
Business acquisitions, net of cash acquired	0	(21.8)
Proceeds from sale of equity affiliate and other assets	18.9	139.6
Net cash provided by investing activities	(14.1)	85.7
Financing Activities
Repayment of long-term debt	(2.3)	(20.0)
Purchase of common shares for treasury	(15.9)	(52.6)
Exercise of stock options and awards	11.7	6.4
Cash dividends paid	(12.5)	(7.5)
Proceeds from noncontrolling interests	2.4	0
Net cash used by financing activities	(16.6)	(73.7)
Effect of exchange rate changes on cash	0.6	0.5
Increase in cash and cash equivalents	56.8	31.7
Cash and cash equivalents at beginning of period	191.9	378.1
Cash and cash equivalents at end of period	$ 248.7	$ 409.8