CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Loss
Beginning balance, common stock (in shares) at Apr. 27, 2024		48,121,000
Balance beginning at Apr. 27, 2024	$ 238,792	$ 65,525	$ 52,046	$ 138,031	$ (10,285)	$ (6,525)
Beginning balance, treasury stock (in shares) at Apr. 27, 2024					(1,907,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(4,946)			(4,946)
Cumulative translation adjustments	128					128
Share-based compensation	520		520
Exercise of stock options (in shares)		331,000
Exercise of stock options	3,148	$ 3,148
Employee savings plan activity (in shares)		71,000
Employee savings plan activity	569	$ 569
Ending balance, common stock (in shares) at Jul. 27, 2024		48,523,000
Balance ending at Jul. 27, 2024	238,211	$ 69,242	52,566	133,085	$ (10,285)	(6,397)
Ending balance, treasury stock (in shares) at Jul. 27, 2024					(1,907,000)
Beginning balance, common stock (in shares) at Apr. 27, 2024		48,121,000
Balance beginning at Apr. 27, 2024	238,792	$ 65,525	52,046	138,031	$ (10,285)	(6,525)
Beginning balance, treasury stock (in shares) at Apr. 27, 2024					(1,907,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(696)
Cumulative translation adjustments	(878)
Unrealized gain (loss) on available-for-sale securities, net of tax	11
Ending balance, common stock (in shares) at Jan. 25, 2025		49,006,000
Balance ending at Jan. 25, 2025	272,291	$ 71,774	89,875	137,335	$ (19,301)	(7,392)
Ending balance, treasury stock (in shares) at Jan. 25, 2025					(2,443,000)
Beginning balance, common stock (in shares) at Jul. 27, 2024		48,523,000
Balance beginning at Jul. 27, 2024	238,211	$ 69,242	52,566	133,085	$ (10,285)	(6,397)
Beginning balance, treasury stock (in shares) at Jul. 27, 2024					(1,907,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	21,406			21,406
Cumulative translation adjustments	314					314
Unrealized gain (loss) on available-for-sale securities, net of tax	20					20
Share-based compensation	530		530
Common stock issued upon vesting of Restricted Stock Units (in shares)		141,000
Exercise of stock options (in shares)		183,000
Exercise of stock options	1,040	$ 1,040
Shares withheld for taxes on Restricted Stock Unit issuances (in shares)		(37,000)
Shares withheld for taxes on Restricted Stock Unit issuances	(591)		(591)
Ending balance, common stock (in shares) at Oct. 26, 2024		48,810,000
Balance ending at Oct. 26, 2024	260,930	$ 70,282	52,505	154,491	$ (10,285)	(6,063)
Ending balance, treasury stock (in shares) at Oct. 26, 2024					(1,907,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(17,156)			(17,156)
Cumulative translation adjustments	(1,320)					(1,320)
Unrealized gain (loss) on available-for-sale securities, net of tax	(9)					(9)
Share-based compensation	573		573
Exercise of stock options (in shares)		118,000
Exercise of stock options	868	$ 868
Employee savings plan activity (in shares)		78,000
Employee savings plan activity	624	$ 624
Treasury stock purchased (in shares)					(536,000)
Treasury stock purchased	(9,016)				$ (9,016)
Conversion of an equity award to a liability award	36,797		36,797
Ending balance, common stock (in shares) at Jan. 25, 2025		49,006,000
Balance ending at Jan. 25, 2025	272,291	$ 71,774	89,875	137,335	$ (19,301)	(7,392)
Ending balance, treasury stock (in shares) at Jan. 25, 2025					(2,443,000)
Beginning balance, common stock (in shares) at Apr. 26, 2025		53,030,000
Balance beginning at Apr. 26, 2025	$ 271,931	$ 0	189,940	127,910	$ (39,759)	(6,160)
Beginning balance, treasury stock (in shares) at Apr. 26, 2025	(3,979,000)				(3,979,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 16,470			16,470
Cumulative translation adjustments	279					279
Share-based compensation	947		947
Exercise of stock options (in shares)		18,000
Exercise of stock options	128		128
Employee savings plan activity (in shares)		60,000
Employee savings plan activity	648		648
Treasury stock purchased (in shares)					(648,000)
Treasury stock purchased	(10,652)				$ (10,652)
Ending balance, common stock (in shares) at Aug. 02, 2025		53,108,000
Balance ending at Aug. 02, 2025	279,751	$ 0	191,663	144,380	$ (50,411)	(5,881)
Ending balance, treasury stock (in shares) at Aug. 02, 2025					(4,627,000)
Beginning balance, common stock (in shares) at Apr. 26, 2025		53,030,000
Balance beginning at Apr. 26, 2025	$ 271,931	$ 0	189,940	127,910	$ (39,759)	(6,160)
Beginning balance, treasury stock (in shares) at Apr. 26, 2025	(3,979,000)				(3,979,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 36,961
Cumulative translation adjustments	2,001
Unrealized gain (loss) on available-for-sale securities, net of tax	10
Ending balance, common stock (in shares) at Jan. 31, 2026		53,565,000
Balance ending at Jan. 31, 2026	$ 293,738	$ 0	195,552	164,871	$ (62,536)	(4,149)
Ending balance, treasury stock (in shares) at Jan. 31, 2026	(5,272,000)				(5,272,000)
Beginning balance, common stock (in shares) at Aug. 02, 2025		53,108,000
Balance beginning at Aug. 02, 2025	$ 279,751	$ 0	191,663	144,380	$ (50,411)	(5,881)
Beginning balance, treasury stock (in shares) at Aug. 02, 2025					(4,627,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	17,481			17,481
Cumulative translation adjustments	330					330
Unrealized gain (loss) on available-for-sale securities, net of tax	10					10
Share-based compensation	1,011		1,011
Common stock issued upon vesting of Restricted Stock Units (in shares)		168,000
Exercise of stock options (in shares)		160,000
Exercise of stock options	1,039		1,039
Shares withheld for taxes on Restricted Stock Unit issuances (in shares)		(36,000)
Shares withheld for taxes on Restricted Stock Unit issuances	(607)		(607)
Treasury stock purchased (in shares)					(97,000)
Treasury stock purchased	(1,564)				$ (1,564)
Ending balance, common stock (in shares) at Nov. 01, 2025		53,400,000
Balance ending at Nov. 01, 2025	297,451	$ 0	193,106	161,861	$ (51,975)	(5,541)
Ending balance, treasury stock (in shares) at Nov. 01, 2025					(4,724,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	3,010			3,010
Cumulative translation adjustments	1,392					1,392
Unrealized gain (loss) on available-for-sale securities, net of tax	0
Share-based compensation	1,687		1,687
Common stock issued upon vesting of Restricted Stock Units (in shares)		42,000
Exercise of stock options (in shares)		55,000
Exercise of stock options	329		329
Employee savings plan activity (in shares)		68,000
Employee savings plan activity	734		734
Treasury stock purchased (in shares)					(548,000)
Treasury stock purchased	(10,561)				$ (10,561)
Conversion of an equity award to a liability award	(304)		(304)
Ending balance, common stock (in shares) at Jan. 31, 2026		53,565,000
Balance ending at Jan. 31, 2026	$ 293,738	$ 0	$ 195,552	$ 164,871	$ (62,536)	$ (4,149)
Ending balance, treasury stock (in shares) at Jan. 31, 2026	(5,272,000)				(5,272,000)