CONSOLIDATED STATEMENT OF STOCKHOLDERS’ EQUITY AND OTHER COMPREHENSIVE INCOME (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Comprehensive Income [Member]
Balance, value at Mar. 28, 2009	$ 539,884	$ 256	$ 226,829	$ 309,516	$ 3,283
Balance, shares (in shares) at Mar. 28, 2009		25,622,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock purchase plan, value	2,909	1	2,908
Employee stock purchase plan, shares (in shares)		66,000
Exercise of stock options and related tax benefit, value	19,072	5	19,067
Exercise of stock options and related tax benefit, shares (in shares)		488,000
Shares repurchased, value	(40,000)	(7)	(6,748)	(33,245)
Shares repurchased, shares (in shares)		(735,000)
Stock compensation expense	10,267		10,267
Net income	58,370			58,370		58,370
Impact of defined benefit plans, net of tax	(309)				(309)	(309)
Foreign currency translation adjustment	2,599				2,599	2,599
Unrealized gain (loss) on hedges, net of tax	(477)				(477)	(477)
Reclassification of hedge loss to earnings, net of tax	809				809	809
Comprehensive income						60,992
Balance, value at Apr. 03, 2010	593,124	255	252,323	334,641	5,905
Balance, shares (in shares) at Apr. 03, 2010		25,441,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock purchase plan, value	3,681	1	3,680
Employee stock purchase plan, shares (in shares)		78,000
Exercise of stock options and related tax benefit, value	44,905	9	44,896
Exercise of stock options and related tax benefit, shares (in shares)		1,012,000
Shares repurchased, value	(50,000)	(9)	(9,000)	(40,991)
Shares repurchased, shares (in shares)		(907,000)
Issuance of restricted stock, net of cancellations, shares (in shares)		36,000
Stock compensation expense	10,810		10,810
Net income	79,980			79,980		79,980
Impact of defined benefit plans, net of tax	555				555	555
Foreign currency translation adjustment	6,380				6,380	6,380
Unrealized gain (loss) on hedges, net of tax	(4,068)				(4,068)	(4,068)
Reclassification of hedge loss to earnings, net of tax	769				769	769
Comprehensive income	3,636					83,616
Balance, value at Apr. 02, 2011	686,136	256	302,709	373,630	9,541
Balance, shares (in shares) at Apr. 02, 2011		25,660,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock purchase plan, value	3,723	1	3,722
Employee stock purchase plan, shares (in shares)		77,000
Exercise of stock options and related tax benefit, value	17,028	4	17,024
Exercise of stock options and related tax benefit, shares (in shares)	369,092	369,000
Shares repurchased, value	(49,998)	(9)	(10,256)	(39,733)
Shares repurchased, shares (in shares)		(852,000)
Issuance of restricted stock, net of cancellations, value	1	1
Issuance of restricted stock, net of cancellations, shares (in shares)		48,000
Stock compensation expense	9,286		9,286
Net income	66,886			66,886		66,886
Impact of defined benefit plans, net of tax	(3,988)				(3,988)	(3,988)
Foreign currency translation adjustment	(2,813)				(2,813)	(2,813)
Unrealized gain (loss) on hedges, net of tax	3,140				3,140	3,140
Reclassification of hedge loss to earnings, net of tax	3,230				3,230	3,230
Comprehensive income	(431)					66,455
Balance, value at Mar. 31, 2012	$ 732,631	$ 253	$ 322,485	$ 400,783	$ 9,110
Balance, shares (in shares) at Mar. 31, 2012		25,302,000