Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 29, 2012	Jul. 01, 2011
Changes in the components of accumulated other comprehensive income, net of taxes
Accumulated other comprehensive income (loss), net change in foreign currency translation adjustments, beginning balance	$ 1,709	$ 2,095
Accumulated other comprehensive income (loss), net change in derivatives, beginning balance	(270)	182
Accumulated other comprehensive income, beginning balance	1,439	2,277
Current period change other comprehensive income (loss) on net change in foreign currency translation adjustments	(612)	308
Current period change other comprehensive income (loss) on net change on derivatives	(89)	(128)
Current period change other comprehensive income (loss)	(701)	180
Accumulated other comprehensive income (loss), net change in foreign currency translation adjustments, ending balance	1,097	2,403
Accumulated other comprehensive income (loss), net change in derivatives, ending balance	(359)	54
Accumulated other comprehensive income, ending balance	$ 738	$ 2,457