Derivative Instruments and Hedging Activities - Additional Information (Detail) - USD ($)	1 Months Ended	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Aug. 31, 2016
Derivative Instruments, Gain (Loss) [Line Items]
Interest rate swap assets value, including accrued interest						$ 36,900,000
Reduction of interest expense to hedged instruments		$ 34,300,000		$ 34,300,000
Unamortized balance of hedged instruments		33,400,000		$ 33,400,000
Derivative notional amount, Total	$ 1,000,000,000
Loss on settlement of forward starting interest rate swaps	$ 97,600,000
Expected months of hedging of inter company sales of inventory to minimize the effects of foreign exchange rate movements				30 months
Amounts excluded from the assessment of hedge effectiveness		0	$ 0	$ 0	$ 0
Fair value of outstanding derivative instruments, net unrealized loss deferred in accumulated other comprehensive income		130,000,000		130,000,000
Fair value of outstanding derivative instruments, loss, expected to be reclassified to earnings		4,200,000		4,200,000
Fair value of outstanding derivative instruments, loss, net of taxes expected to be reclassified to earnings		$ 800,000		$ 800,000
4.450% Senior Notes due 2045 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Hedged senior notes maturity period				30 years
Interest rate of Senior Notes		4.45%		4.45%
Cash Flow Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Fair value of outstanding derivative instruments, unrealized loss net of taxes deferred in accumulated other comprehensive income		$ 81,300,000		$ 81,300,000
U.S. Term Loan B [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total		375,000,000		375,000,000
U.S. Dollars [Member] | Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total		1,651,200,000		1,651,200,000
Swiss Francs [Member] | Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total		299,500,000		299,500,000
Minimum [Member] | Nondesignated [Member] | Foreign Exchange Forward Contracts [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total		1,500,000,000		1,500,000,000
Maximum [Member] | Nondesignated [Member] | Foreign Exchange Forward Contracts [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total		$ 2,000,000,000		$ 2,000,000,000
Weighted Average [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Fixed rate on interest rate swaps		0.82%		0.82%