Reclassification out of AOCI (Detail) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Cash flow and net investment hedges, net of tax:
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax			$ 0	$ (700,000)
Other Comprehensive Income Loss Reclassification Adjustment From AOCI On Derivatives Tax			0	(200,000)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax			0	(500,000)
Pension and Other Post-Retirement Benefits, net of tax:
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax	(1,800,000)	(3,100,000)	(5,500,000)	(9,000,000)
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax	(700,000)	(1,300,000)	(3,000,000)	(3,700,000)
Amortization of actuarial losses and prior service costs included in net income	(1,100,000)	(1,800,000)	(2,500,000)	(5,300,000)
Total Reclassifications	(1,100,000)	(3,100,000)	(6,900,000)	(7,100,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax	0	1,300,000	4,400,000	1.3
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Tax	0	0	0	0
Total Reclassifications	0	1,300,000	4,400,000	1.3
Selling, General and Administrative Expenses [Member]
Pension and Other Post-Retirement Benefits, net of tax:
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax	(700,000)	(1,100,000)	(1,900,000)	(3,100,000)
Operating Expense [Member]
Pension and Other Post-Retirement Benefits, net of tax:
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax	(1,100,000)	(2,000,000)	(3,600,000)	(5,900,000)
Provisions for Income Taxes [Member]
Pension and Other Post-Retirement Benefits, net of tax:
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax	700,000	1,300,000	3,000,000	3,700,000
Icra Gain [Member]
Foreign Currency Translation Adjustment Reclassification Of Losses To Net Income Pursuant To Icra Step Acquisition Pre Tax	$ 0		$ (4,400,000)