Effect of Derivative Instruments Designated as Cash Flow Hedges and Those Not Designated as Hedging Instruments (Detail) (USD $) In Thousands	3 Months Ended
	Jul. 02, 2011
Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss Reclassified from AOCI into Earnings (Effective Portion)	$ 1,600
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Exchange Contract | Net revenues, COGS, and SG&A
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss Recognized in AOCI (Effective Portion)	(1,323)
Amount of Loss Reclassified from AOCI into Earnings (Effective Portion)	(1,637)
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Exchange Contract | Other Income
Derivative Instruments, Gain (Loss) [Line Items]
Amount Excluded from Effectiveness Testing	(41)	[1]
Designated as Hedging Instrument | Foreign Exchange Contract
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss Recognized in AOCI (Effective Portion)	1,300
Foreign Exchange Contract | Not Designated as Hedging Instrument | Other Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount Excluded from Effectiveness Testing	591	[1]
Foreign Exchange Contract
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss Recognized in AOCI (Effective Portion)	(1,323)
Amount of Loss Reclassified from AOCI into Earnings (Effective Portion)	(1,637)
Amount Excluded from Effectiveness Testing	$ 550	[1]

[1] We exclude the difference between the spot rate and hedge forward rate from our effectiveness testing.