Derivative Instruments and Hedging Activities - Additional Information (Detail) € in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2018 EUR (€)	Apr. 02, 2018	Mar. 31, 2018 EUR (€)	Mar. 19, 2018	Dec. 31, 2017	Sep. 30, 2016 USD ($)
Derivative Instruments, Gain (Loss) [Line Items]
Unamortized balance related to discontinued hedges instruments which will be recognized under effective interest rate method	$ 18,900,000		$ 18,900,000
Forward starting interest rate swap cash flow hedge to be amortized	27,400,000		$ 27,400,000
Percentage of debt designated as net investment hedges			100.00%
Amount of gain (losses) recognized in AOCI	91,100,000	$ (71,000,000)	$ 64,700,000	$ (85,800,000)
Expected months of hedging of inter company sales of inventory to minimize the effects of foreign exchange rate movements			30 months
Fair value of outstanding derivative instruments, net unrealized loss deferred in accumulated other comprehensive income	(32,900,000)		$ (32,900,000)
Gains (Losses) on derivatives	(32,900,000)	6,300,000	(29,000,000)	31,900,000
Cost of Products Sold [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Fair value of outstanding derivative instruments, loss, expected to be reclassified to earnings	(10,700,000)		(10,700,000)
Fair value of outstanding derivative instruments, loss, net of taxes expected to be reclassified to earnings	(9,300,000)		(9,300,000)
Interest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Fair value of outstanding derivative instruments, loss, expected to be reclassified to earnings	(600,000)		(600,000)
Fair value of outstanding derivative instruments, loss, net of taxes expected to be reclassified to earnings	(400,000)		(400,000)
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	(26,800,000)		(26,800,000)
Cross-currency Interest Rate Swaps [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total | €					€ 500.0		€ 500.0
Amount of gain (losses) recognized in AOCI	28,800,000		31,400,000
Foreign Exchange Contract [Member] | U.S. Dollars [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total	1,608,900,000		1,608,900,000
Foreign Exchange Contract [Member] | Swiss Francs [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total	264,200,000		264,200,000
Foreign Exchange Contract [Member] | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (losses) recognized in AOCI	91,100,000	(71,000,000)	64,700,000	(85,800,000)
Reclassification of amounts from AOCI to earnings	0	$ 0	0	$ 0
Weighted Average [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Fixed rate on interest rate swaps										0.82%
Maximum [Member] | Foreign Exchange Contract [Member] | Nondesignated [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total	2,000,000,000		2,000,000,000
Minimum [Member] | Foreign Exchange Contract [Member] | Nondesignated [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total	$ 1,500,000,000		$ 1,500,000,000
Senior Notes [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Interest rate						2.00%		3.70%
U.S. Term Loan B [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative notional amount, Total										$ 375,000,000
4.625% [Member] | Senior Notes [Member] | Due in 2019 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Interest rate	4.625%		4.625%		4.625%				4.625%
3.375% [Member] | Senior Notes [Member] | Due in 2021 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Interest rate	3.375%		3.375%		3.375%				3.375%
4.450% [Member] | Senior Notes [Member] | Due in 2045 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Interest rate	4.45%		4.45%		4.45%				4.45%
Hedged senior notes maturity period			30 years