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Basis of Presentation and Summary of Significant Accounting Policies (Details) - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
May 31, 2024 | May 31, 2023 | May 31, 2024 | May 31, 2023 | Aug. 31, 2023
Basis of Presentation and Summary of Significant Accounting Policies [Line Items] |  |  |  |  |
Unrealized foreign currency gains (losses) |  |  | $ (108,000) | $ 1,780,000 |
Total long-term borrowings | $ 85,473,000 |  | 85,473,000 |  | $ 109,743,000
Level 2 | Senior Notes |  |  |  |  |
Basis of Presentation and Summary of Significant Accounting Policies [Line Items] |  |  |  |  |
Fair value of senior notes | 58,900,000 |  | 58,900,000 |  |
Total long-term borrowings | 66,800,000 |  | 66,800,000 |  |
Level 2 | Recurring |  |  |  |  |
Basis of Presentation and Summary of Significant Accounting Policies [Line Items] |  |  |  |  |
Assets, fair value disclosure | 0 |  | 0 |  |
Liabilities, fair value disclosure | 0 |  | 0 |  |
Level 2 | Nonrecurring |  |  |  |  |
Basis of Presentation and Summary of Significant Accounting Policies [Line Items] |  |  |  |  |
Assets, fair value disclosure | 0 |  | 0 |  |
Liabilities, fair value disclosure | 0 |  | 0 |  |
Foreign Currency Forward Contracts |  |  |  |  |
Basis of Presentation and Summary of Significant Accounting Policies [Line Items] |  |  |  |  |
Foreign currency forward contracts outstanding | 4,100,000 |  | 4,100,000 |  |
Unrealized foreign currency gains (losses) |  |  | 0 |  | $ 0
Realized foreign currency gains (losses) | $ 0 | $ 0 | $ 0 | $ 0 |

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