Consolidated Statements of Stockholders' Equity (USD $) In Millions, except Share data, unless otherwise specified	Total	Common Stock Issued [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock at Cost [Member]	Noncontrolling Interest [Member]
Beginning Balance at Dec. 31, 2010	$ 590.9	$ 0.9	$ 863.5	$ 642.2	$ 30.2	$ (947.1)	$ 1.2
Beginning balance, Treasury shares at Dec. 31, 2010						32,800,000
Beginning balance, shares at Dec. 31, 2010		86,500,000
Stockholders' Equity [Roll Forward]
Net income	88.3			88.3
Dividends, ($0.72, $0.76, $0.92 per share in 2011, 2012, 2013 respectively)	(37.6)			(37.6)
Foreign currency translation adjustments, net	(17.7)				(17.7)
Pension and postretirement liability changes, net of tax expense (benefit) of ($13.5), ($2.7), $24.7 in 2011, 2012, 2013 respectively	(24.3)				(24.3)
Change in fair value of available-for-sale marketable equity securities changes	(8.6)				(8.6)
Stock-based compensation expense	13.7		13.7
Derivatives, net of tax expense (benefit) of ($9.5), $4.8, ($1.0) in 2011, 2012, 2013 respectively	(16.7)				(16.7)
Common stock issued	2.5		2.5
Common stock issued, shares		400,000
Treasury stock purchases	(123.0)					(123.0)
Treasury stock purchases, shares						3,300,000
Tax benefits of stock-based compensation	1.5		1.5			0
Ending Balance at Dec. 31, 2011	469.0	0.9	881.2	692.9	(37.1)	(1,070.1)	1.2
Ending balance, Treasury shares at Dec. 31, 2011						36,100,000
Ending balance, shares at Dec. 31, 2011		86,900,000
Stockholders' Equity [Roll Forward]
Net income	90.0			90.0
Dividends, ($0.72, $0.76, $0.92 per share in 2011, 2012, 2013 respectively)	(38.5)			(38.5)
Foreign currency translation adjustments, net	11.4				11.1
Other Comprehensive (Income) Loss, Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest							0.3
Pension and postretirement liability changes, net of tax expense (benefit) of ($13.5), ($2.7), $24.7 in 2011, 2012, 2013 respectively	(6.5)				(6.5)
Change in fair value of available-for-sale marketable equity securities changes	1.9				1.9
Stock-based compensation expense	16.3		16.3
Derivatives, net of tax expense (benefit) of ($9.5), $4.8, ($1.0) in 2011, 2012, 2013 respectively	8.3				8.3
Common stock issued	0.2		0.2
Common stock issued, shares		300,000
Treasury stock purchases	(57.3)		(2.9)			(54.4)
Treasury stock purchases, shares	1,100,000					800,000
Tax benefits of stock-based compensation	3.5		3.5
Ending Balance at Dec. 31, 2012	498.3	0.9	898.3	744.4	(22.3)	(1,124.5)	1.5
Ending balance, Treasury shares at Dec. 31, 2012	36,937,632					36,900,000
Ending balance, shares at Dec. 31, 2012		87,200,000
Stockholders' Equity [Roll Forward]
Net income	171.8			171.8
Dividends, ($0.72, $0.76, $0.92 per share in 2011, 2012, 2013 respectively)	(45.7)			(45.7)
Foreign currency translation adjustments, net	(72.0)				(71.8)
Other Comprehensive (Income) Loss, Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest							(0.2)
Pension and postretirement liability changes, net of tax expense (benefit) of ($13.5), ($2.7), $24.7 in 2011, 2012, 2013 respectively	41.5				41.5
Change in fair value of available-for-sale marketable equity securities changes	(6.8)				(6.8)
Stock-based compensation expense	29.5		29.5
Derivatives, net of tax expense (benefit) of ($9.5), $4.8, ($1.0) in 2011, 2012, 2013 respectively	(1.7)				(1.7)
Common stock issued	1.8
Stock Issued During Period, Shares, Treasury Stock Reissued						(500,000)
Stock Issued During Period, Value, Treasury Stock Reissued			(3.9)			5.7
Payments to Acquire Interest in Subsidiaries and Affiliates	(0.5)						(0.5)
Treasury stock purchases	(137.0)		(17.7)			(119.3)
Treasury stock purchases, shares	1,700,000					1,700,000
Tax benefits of stock-based compensation	6.5		6.5			0
Ending Balance at Dec. 31, 2013	$ 485.7	$ 0.9	$ 912.7	$ 870.5	$ (61.1)	$ (1,238.1)	$ 0.8
Ending balance, Treasury shares at Dec. 31, 2013	38,066,794					38,100,000
Ending balance, shares at Dec. 31, 2013		87,200,000