Selected Financial Statement Data (Tables)
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12 Months Ended |
May 02, 2026 |
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| Inventory Disclosure [Abstract] |
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| Schedule of Inventory, Current |
Inventories consisted of the following: | | | | | | | | | | | | | May 2, 2026 | | April 26, 2025 | | Raw materials | $ | 51,511 | | | $ | 46,340 | | | Work-in-process | 12,885 | | | 10,223 | | | Finished goods | 46,075 | | | 49,276 | | | $ | 110,471 | | | $ | 105,839 | |
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| Schedule of Property, Plant and Equipment |
Property and equipment, net consisted of the following: | | | | | | | | | | | | | May 2, 2026 | | April 26, 2025 | | Land | $ | 3,166 | | | $ | 3,024 | | | Buildings | 74,036 | | | 73,373 | | | Machinery and equipment | 142,107 | | | 139,079 | | | Office furniture and equipment | 4,270 | | | 4,027 | | | Computer software and hardware | 42,855 | | | 48,087 | | | Construction in Process | 2,801 | | | 1,619 | | | | | | | Demonstration equipment | 7,717 | | | 7,355 | | | Transportation equipment | 8,831 | | | 8,455 | | | 285,783 | | | 285,019 | | | Less accumulated depreciation | 221,520 | | | 211,135 | | | $ | 64,263 | | | $ | 73,884 | |
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| Schedule of Accrued Liabilities |
Accrued expenses consisted of the following: | | | | | | | | | | | | | May 2, 2026 | | April 26, 2025 | | Compensation | $ | 24,832 | | | $ | 23,217 | | | Taxes, other than income taxes | 3,194 | | | 3,259 | | | Accrued employee benefits | 3,683 | | | 4,105 | | | Operating lease liabilities | 3,238 | | | 2,044 | | | Short-term accrued expenses | 9,911 | | | 9,080 | | | | | | | $ | 44,858 | | | $ | 41,705 | |
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| Schedule of Interest Income (Expense) |
Interest income (expense), net consisted of the following: | | | | | | | | | | | | | | | | | | | Year Ended | | May 2, 2026 | | April 26, 2025 | | April 27, 2024 | | Interest expense: | | | | | | | Interest expense | $ | (1,463) | | | $ | (2,873) | | | $ | (3,397) | | | Debt issuance amortization expense | (965) | | | (1,614) | | | (1,551) | | | Total interest expense | (2,428) | | | (4,487) | | | (4,948) | | | Interest income: | | | | | | | Interest income | 6,058 | | | 5,834 | | | 1,530 | | | Interest income (expense), net | $ | 3,630 | | | $ | 1,347 | | | $ | (3,418) | |
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| Schedule of Other Expense |
Other expense, net consisted of the following: | | | | | | | | | | | | | | | | | | | Year Ended | | May 2, 2026 | | April 26, 2025 | | April 27, 2024 | Foreign currency transaction (losses) gains | $ | (1,134) | | | $ | 658 | | | $ | 284 | | | Equity in losses of affiliates | (2,008) | | | (3,053) | | | (3,764) | | | Allowance for credit losses on affiliate loans | (3,750) | | | (15,480) | | | — | | | XDC Acquisition | 501 | | | — | | | — | | | Impairment of equity method investees | — | | | — | | | (6,359) | | | Debt issuance costs write off | — | | | — | | | (3,353) | | | Other | 247 | | | 80 | | | 96 | | | $ | (6,144) | | | $ | (17,795) | | | $ | (13,096) | |
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