Changes in Accumulated Other Comprehensive Income (Loss) By Component (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ (81,200,000)		$ (66,600,000)		$ (56,200,000)
Other comprehensive income (loss) before reclassifications	74,400,000		(28,400,000)		(28,400,000)
Tax (provision) benefit related to other comprehensive income (loss) before reclassifications	(22,200,000)	[1]	7,800,000	[1]	13,500,000	[1]
Other comprehensive income (loss) before reclassifications, net of taxes	52,200,000		(20,600,000)		(14,900,000)
Amounts reclassified from accumulated other comprehensive income (loss)	12,700,000		9,600,000		6,400,000
Tax provision (benefit) related to amounts reclassified from accumulated other comprehensive income (loss)	(4,600,000)		(3,600,000)		(1,900,000)
Reclassifications, net of tax	8,100,000		6,000,000		4,500,000
Other comprehensive income (loss)	60,300,000		(14,600,000)		(10,400,000)
Ending balance	(20,900,000)		(81,200,000)		(66,600,000)
Derivative Instruments Designated as Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(700,000)		(1,400,000)		0
Other comprehensive income (loss) before reclassifications	1,700,000		3,600,000		(1,400,000)
Tax (provision) benefit related to other comprehensive income (loss) before reclassifications	(200,000)	[1]	(1,800,000)	[1]	1,000,000	[1]
Other comprehensive income (loss) before reclassifications, net of taxes	1,500,000		1,800,000		(400,000)
Amounts reclassified from accumulated other comprehensive income (loss)	(1,200,000)	[2]	(1,200,000)	[2]	(2,000,000)	[2]
Tax provision (benefit) related to amounts reclassified from accumulated other comprehensive income (loss)	400,000		100,000		1,000,000
Reclassifications, net of tax	(800,000)		(1,100,000)		(1,000,000)
Other comprehensive income (loss)	700,000		700,000		(1,400,000)
Ending balance	0		(700,000)		(1,400,000)
Foreign Currency Translation
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	32,600,000		41,100,000		29,000,000
Other comprehensive income (loss) before reclassifications	14,700,000		(8,500,000)		12,100,000
Tax (provision) benefit related to other comprehensive income (loss) before reclassifications	0	[1]	0	[1]	0	[1]
Other comprehensive income (loss) before reclassifications, net of taxes	14,700,000		(8,500,000)		12,100,000
Amounts reclassified from accumulated other comprehensive income (loss)	0		0		0
Tax provision (benefit) related to amounts reclassified from accumulated other comprehensive income (loss)	0		0		0
Reclassifications, net of tax	0		0		0
Other comprehensive income (loss)	14,700,000		(8,500,000)		12,100,000
Ending balance	47,300,000		32,600,000		41,100,000
Benefit Plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(113,100,000)	[3]	(106,300,000)	[3]	(85,200,000)	[3]
Other comprehensive income (loss) before reclassifications	58,000,000	[3]	(23,500,000)	[3]	(39,100,000)	[3]
Tax (provision) benefit related to other comprehensive income (loss) before reclassifications	(22,000,000)	[1],[3]	9,600,000	[1],[3]	12,500,000	[1],[3]
Other comprehensive income (loss) before reclassifications, net of taxes	36,000,000	[3]	(13,900,000)	[3]	(26,600,000)	[3]
Amounts reclassified from accumulated other comprehensive income (loss)	13,900,000	[3]	10,800,000	[3]	8,400,000	[3]
Tax provision (benefit) related to amounts reclassified from accumulated other comprehensive income (loss)	(5,000,000)	[3]	(3,700,000)	[3]	(2,900,000)	[3]
Reclassifications, net of tax	8,900,000	[3]	7,100,000	[3]	5,500,000	[3]
Other comprehensive income (loss)	44,900,000	[3]	(6,800,000)	[3]	(21,100,000)	[3]
Ending balance	$ (68,200,000)	[3]	$ (113,100,000)	[3]	$ (106,300,000)	[3]

[1] Income taxes are not provided for foreign currency translation adjustment.

[2] See Note 6 of the notes to consolidated financial statements.

[3] These components are included in the computation of net periodic pension cost. See Note 12 of the notes to consolidated financial statements.