Outstanding Foreign Currency Forward Contracts That Were Entered into to Hedge Balance Sheet Exposures (Detail) (USD $) In Millions, unless otherwise specified	Jun. 29, 2012
Notional Value Sold
Derivative
Notional Value	$ 287.0
Notional Value Sold | Australian Dollar
Derivative
Notional Value	29.8
Notional Value Sold | British Pound
Derivative
Notional Value	0
Notional Value Sold | Canadian Dollar
Derivative
Notional Value	0
Notional Value Sold | Danish Krona
Derivative
Notional Value	0
Notional Value Sold | Euro
Derivative
Notional Value	184.4
Notional Value Sold | Indian Rupee
Derivative
Notional Value	4.4
Notional Value Sold | Japanese Yen
Derivative
Notional Value	58.2
Notional Value Sold | Norwegian Krone
Derivative
Notional Value	8.0
Notional Value Sold | Swedish Krona
Derivative
Notional Value	2.2
Notional Value Sold | Swiss Franc
Derivative
Notional Value	0
Notional Value Purchased
Derivative
Notional Value	55.2
Notional Value Purchased | Australian Dollar
Derivative
Notional Value	0
Notional Value Purchased | British Pound
Derivative
Notional Value	7.8
Notional Value Purchased | Canadian Dollar
Derivative
Notional Value	6.0
Notional Value Purchased | Danish Krona
Derivative
Notional Value	0.7
Notional Value Purchased | Euro
Derivative
Notional Value	0
Notional Value Purchased | Indian Rupee
Derivative
Notional Value	0
Notional Value Purchased | Japanese Yen
Derivative
Notional Value	0
Notional Value Purchased | Norwegian Krone
Derivative
Notional Value	0
Notional Value Purchased | Swedish Krona
Derivative
Notional Value	0
Notional Value Purchased | Swiss Franc
Derivative
Notional Value	$ 40.7