Summary of Components of Other Comprehensive Income (Detail) (USD $) In Thousands	3 Months Ended
	Jul. 02, 2011	Jul. 03, 2010
Net income	$ 16,947	$ 17,918
Other comprehensive income:
Net change in minimum pension liability, net of tax	(21)	(49)
Foreign currency translation	1,705	(4,247)
Unrealized gain/(loss) on cash flow hedges, net of tax	(1,323)	450
Reclassifications into earnings of cash flow hedge (gains)/losses, net of tax	1,637	(31)
Total comprehensive income	$ 18,945	$ 14,041