Comprehensive Income (Loss) - Changes in Components of Accumulated Other Comprehensive Income, Net of Taxes (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 28, 2012	Dec. 30, 2011	Dec. 28, 2012	Dec. 30, 2011
Components Of Accumulated Other Comprehensive Income [Line Items]
Accumulated other comprehensive income (loss), net change in foreign currency translation adjustments, beginning balance	$ 1,996	$ 1,401	$ 1,709	$ 2,095
Current period change other comprehensive income (loss) on net change in foreign currency translation adjustments	(55)	(241)	232	(935)
Accumulated other comprehensive income (loss), net change in foreign currency translation adjustments, ending balance	1,941	1,160	1,941	1,160
Accumulated other comprehensive income (loss), net change in derivatives, beginning balance	(230)	(539)	(270)	182
Current period change other comprehensive income (loss) on net change on derivatives	121	137	161	(584)
Accumulated other comprehensive income (loss), net change in derivatives, ending balance	(109)	(402)	(109)	(402)
Accumulated other comprehensive income, beginning balance	1,766	862	1,439	2,277
Current period other comprehensive income (loss), net of tax	66	(104)	393	(1,519)
Accumulated other comprehensive income, ending balance	$ 1,832	$ 758	$ 1,832	$ 758