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Income Taxes - Additional Information (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
May 31, 2025 | May 31, 2025 | Jun. 01, 2024 | May 27, 2023
Operating Loss Carryforwards [Line Items] |  |  |  |
U.S. federal statutory income tax rate |  | 21.00% | 21.00% | 21.00%
Research and development (R&D) tax credits |  | $ 400,000 |  |
Deferred tax liability, undistributed earnings of foreign subsidiaries | $ 0 | 0 | $ 24,000 |
Deferred tax valuation allowance | 2,804,000 | 2,804,000 | 2,116,000 |
Income taxes paid/(refunded) |  | 1,821,000 | 0 | $ 4,807,000
Liability for uncertain tax positions related to continuing operations, excluding interest and penalties | 300,000 | 300,000 | 100,000 |
Maximum |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Deferred tax liability, undistributed earnings of foreign subsidiaries |  |  | 100,000 |
Income taxes paid/(refunded) |  |  | 100,000 |
Liability for interest | 100,000 | 100,000 |  |
Domestic Tax Jurisdiction [Member] |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Additional valuation allowance | 0 | 0 |  |
State and Local Jurisdiction |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Operating Loss Carryforwards | 1,900,000 | 1,900,000 | 1,800,000 |
Increase in valuation allowance on net operating losses | 600,000 |  |  |
Valuation allowance on net operating losses | 1,700,000 | 1,700,000 |  |
Additional valuation allowance | 600,000 | 600,000 |  |
Valuation allowance pertaining to net operating loss | 1,700,000 | 1,700,000 |  |
Foreign Tax Authority |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Operating Loss Carryforwards | 100,000 | 100,000 | $ 100,000 |
Valuation allowance pertaining to net operating loss | $ 1,100,000 | $ 1,100,000 |  |

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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-2 + Details
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