Derivative Instruments and Hedging Activities - Outstanding Foreign Currency Forward Contracts that Were Entered into to Hedge Balance Sheet Exposures (Detail) - Foreign Exchange Forward - Not Designated as Hedging Instrument $ in Millions	Sep. 28, 2018 USD ($)
Notional Value Sold
Derivative [Line Items]
Notional Value	$ 398.3
Notional Value Sold | Australian Dollar
Derivative [Line Items]
Notional Value	14.4
Notional Value Sold | Brazilian Real
Derivative [Line Items]
Notional Value	6.9
Notional Value Sold | British Pound
Derivative [Line Items]
Notional Value	41.6
Notional Value Sold | Canadian Dollar
Derivative [Line Items]
Notional Value	0.0
Notional Value Sold | Chinese Yuan
Derivative [Line Items]
Notional Value	2.0
Notional Value Sold | Danish Krone
Derivative [Line Items]
Notional Value	0.0
Notional Value Sold | Euro
Derivative [Line Items]
Notional Value	216.7
Notional Value Sold | Indian Rupee
Derivative [Line Items]
Notional Value	15.8
Notional Value Sold | Japanese Yen
Derivative [Line Items]
Notional Value	51.5
Notional Value Sold | New Zealand Dollar
Derivative [Line Items]
Notional Value	1.3
Notional Value Sold | Norwegian Krone
Derivative [Line Items]
Notional Value	2.7
Notional Value Sold | Polish Zloty
Derivative [Line Items]
Notional Value	6.7
Notional Value Sold | Singapore Dollar
Derivative [Line Items]
Notional Value	5.7
Notional Value Sold | South African Rand
Derivative [Line Items]
Notional Value	5.6
Notional Value Sold | Swedish Krona
Derivative [Line Items]
Notional Value	9.7
Notional Value Sold | Swiss Franc
Derivative [Line Items]
Notional Value	0.0
Notional Value Sold | Taiwan Dollar
Derivative [Line Items]
Notional Value	11.6
Notional Value Sold | Thai Baht
Derivative [Line Items]
Notional Value	6.1
Notional Value Purchased
Derivative [Line Items]
Notional Value	70.3
Notional Value Purchased | Australian Dollar
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Brazilian Real
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | British Pound
Derivative [Line Items]
Notional Value	0.6
Notional Value Purchased | Canadian Dollar
Derivative [Line Items]
Notional Value	0.4
Notional Value Purchased | Chinese Yuan
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Danish Krone
Derivative [Line Items]
Notional Value	4.8
Notional Value Purchased | Euro
Derivative [Line Items]
Notional Value	1.7
Notional Value Purchased | Indian Rupee
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Japanese Yen
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | New Zealand Dollar
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Norwegian Krone
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Polish Zloty
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Singapore Dollar
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | South African Rand
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Swedish Krona
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Swiss Franc
Derivative [Line Items]
Notional Value	62.8
Notional Value Purchased | Taiwan Dollar
Derivative [Line Items]
Notional Value	0.0
Notional Value Purchased | Thai Baht
Derivative [Line Items]
Notional Value	$ 0.0