Segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 26, 2024	Oct. 28, 2023	Oct. 26, 2024	Oct. 28, 2023
Segment Reporting Information [Line Items]
Segment adjusted gross margin			$ 162,538	$ 146,619
Depreciation and amortization			17,854	15,387
Product segments
Segment Reporting Information [Line Items]
Revenue	$ 188,458	$ 180,816	377,941	333,163
Segment adjusted gross margin	77,358	78,562	162,538	146,619
Depreciation and amortization	9,002	8,437	17,854	15,387
Product segments | Product sales
Segment Reporting Information [Line Items]
Revenue	151,231	145,779	310,735	265,250
Product segments | Contract services
Segment Reporting Information [Line Items]
Revenue	37,227	35,037	67,206	67,913
UxS | Product segments
Segment Reporting Information [Line Items]
Revenue			205,392	230,980
Segment adjusted gross margin			108,596	116,039
Depreciation and amortization			13,810	11,581
UxS | Product segments | Product sales
Segment Reporting Information [Line Items]
Revenue			191,448	214,186
UxS | Product segments | Contract services
Segment Reporting Information [Line Items]
Revenue			13,944	16,794
UMS | Product segments
Segment Reporting Information [Line Items]
Revenue	85,416	132,773	129,688
Segment adjusted gross margin	41,363	65,613	43,429
Depreciation and amortization	6,910	6,428	1,669
UMS | Product segments | Product sales
Segment Reporting Information [Line Items]
Revenue	79,147	120,955	119,110
UMS | Product segments | Contract services
Segment Reporting Information [Line Items]
Revenue	6,269	11,818	10,578
LMS | Product segments
Segment Reporting Information [Line Items]
Revenue	77,715	30,249		61,166
Segment adjusted gross margin	30,157	9,345		21,668
Depreciation and amortization	868	617		1,176
LMS | Product segments | Product sales
Segment Reporting Information [Line Items]
Revenue	71,930	23,982		49,307
LMS | Product segments | Contract services
Segment Reporting Information [Line Items]
Revenue	5,785	6,267		11,859
MW | Product segments
Segment Reporting Information [Line Items]
Revenue	25,327	17,794	42,861	41,017
Segment adjusted gross margin	5,838	3,604	10,513	8,912
Depreciation and amortization	1,224	1,392	2,375	2,630
MW | Product segments | Product sales
Segment Reporting Information [Line Items]
Revenue	154	842	177	1,757
MW | Product segments | Contract services
Segment Reporting Information [Line Items]
Revenue	$ 25,173	$ 16,952	$ 42,684	$ 39,260