Derivative Financial Instruments (Details 2) (Cash Flow Hedging [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2012		Jul. 02, 2011
Interest And Other Expense, Net [Member]
Effect of derivative instruments located on condensed consolidated Statements of Income
Amount of Gain (Loss) Reclassified from Accumulated OCI into Income (Effective portion)	$ (1,159)	[1]	$ 2,764	[1]
Amount of Gain (Loss) Recorded (Ineffective portion)	0		(1)
Foreign Exchange Contracts [Member]
Effect of derivative instruments located on condensed consolidated Statements of Income
Amount of Gain (Loss) Recognized in OCI on Derivative (Effective portion of cash flow hedging)	$ (2,463)		$ (598)

[1] Recorded in Interest and Other Expense location within the condensed consolidated statements of income