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Long-Term Debt (Schedule of Long-Term Debt) (Details) - USD ($) $ in Thousands | Feb. 28, 2025 | Aug. 31, 2024 | Feb. 29, 2024
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Total debt | $ 115,377 | $ 115,492 | $ 115,598
Less current portion | (231) | (228) | (228)
Less unamortized debt issuance costs | (243) | (270) | (295)
Total long-term debt | 114,903 | 114,994 | 115,075
Elecsys Series 2006A Bonds [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Total debt | 377 | 492 | 598
Series A Senior Notes [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Total debt | $ 115,000 | $ 115,000 | $ 115,000

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