Fair Value Measurements (Schedule of Financial Assets and Liabilities Measured at Fair Value) (Details) - USD ($) $ in Thousands |
Aug. 31, 2026 |
Aug. 31, 2025 |
|---|---|---|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Cash and cash equivalents | $ 189,836 | $ 250,575 |
| Marketable securities: | ||
| Derivative liabilities | (12,106) | (14,622) |
| Level 1 [Member] | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Cash and cash equivalents | 189,836 | 250,575 |
| Marketable securities: | ||
| Derivative liabilities | 0 | 0 |
| Level 2 [Member] | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Cash and cash equivalents | 0 | 0 |
| Marketable securities: | ||
| Derivative liabilities | (12,106) | (14,622) |
| Level 3 [Member] | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Cash and cash equivalents | 0 | 0 |
| Marketable securities: | ||
| Derivative liabilities | $ 0 | $ 0 |