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v3.23.2

Income Taxes - Additional Information (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
May 27, 2023 | May 27, 2023 | May 28, 2022 | May 29, 2021
Operating Loss Carryforwards [Line Items] |  |  |  |
U.S. federal statutory income tax rate |  | 21.00% | 21.00% | 21.00%
Creditable minimum tax credit percentage on adjusted financial statement income | 15.00% | 15.00% |  |
Excise tax percentage on corporate stock buybacks | 1.00% | 1.00% |  |
Investment tax credit percentage for qualified property | 25.00% | 25.00% |  |
Research and development (R&D) tax credits | $ 900,000 |  |  |
Deferred tax liability, undistributed earnings of foreign subsidiaries | 24,000 | $ 24,000 | $ 24,000 |
Deferred tax valuation allowance | 1,375,000 | 1,375,000 | 3,474,000 |
Foreign tax credits | 26,000 | 26,000 | 1,782,000 |
Income taxes paid, net |  | 4,800,000 | 1,500,000 | $ 100,000
Income tax provision |  | 2,697,000 | (2,168,000) | $ 653,000
Liability for uncertain tax positions related to continuing operations, excluding interest and penalties | 0 | 0 | 100,000 |
Liability for uncertain tax positions fully utilized | 100,000 | 100,000 |  |
Liability for interest and penalties | 0 | $ 0 | 0 |
Maximum |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Amortize period of tax credits research and development |  | 15 years |  |
Deferred tax liability, undistributed earnings of foreign subsidiaries | 100,000 | $ 100,000 | 100,000 |
Maximum | German Audit |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Income tax provision |  | $ 100,000 |  |
Minimum |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Amortize period of tax credits research and development |  | 5 years |  |
State and Local Jurisdiction |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Operating Loss Carryforwards | 2,100,000 | $ 2,100,000 | 2,400,000 |
Valuation allowance pertaining to deferred tax assets |  |  | 200,000 |
Foreign Tax Authority |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Operating Loss Carryforwards | 200,000 | 200,000 | 400,000 |
Foreign tax credits | 1,800,000 | 1,800,000 |  |
Foreign tax credits | $ 1,800,000 | $ 1,800,000 |  |
Valuation allowance pertaining to deferred tax assets |  |  | $ 1,300,000 |

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