Components of Changes in Accumulated Other Comprehensive Income (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012	Dec. 31, 2011
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning Balance	$ 2.5		$ 2.9	$ 16.3
Other comprehensive income before reclassifications	0.3		(2.1)	(15.8)
Amounts reclassified to consolidated statement of income	1.0	[1]
Tax benefit (expense)	(3.6)		1.7	2.4
Other comprehensive income (loss)	(2.3)		(0.4)	(13.4)
Ending Balance	0.2		2.5	2.9
Foreign Currency Adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning Balance	22.8		17.2	24.5
Other comprehensive income before reclassifications	(10.1)		5.6	(7.3)
Amounts reclassified to consolidated statement of income	0	[1]
Tax benefit (expense)	0		0	0
Other comprehensive income (loss)	(10.1)		5.6	(7.3)
Ending Balance	12.7		22.8	17.2
Defined Benefit Plans
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning Balance	(20.5)		(15.3)	(8.0)
Other comprehensive income before reclassifications	11.2		(6.8)	(10.0)
Amounts reclassified to consolidated statement of income	0	[1]
Tax benefit (expense)	(3.7)		1.6	2.7
Other comprehensive income (loss)	7.5		(5.2)	(7.3)
Ending Balance	(13.0)		(20.5)	(15.3)
Derivative Agreements
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning Balance	0.2		1.0	(0.2)
Other comprehensive income before reclassifications	(0.8)		(0.9)	1.5
Amounts reclassified to consolidated statement of income	1.0	[1]
Tax benefit (expense)	0.1		0.1	(0.3)
Other comprehensive income (loss)	0.3		(0.8)	1.2
Ending Balance	$ 0.5		$ 0.2	$ 1.0

[1] Amounts classified to cost of sales and selling, general and administrative expenses.