Fair Value Disclosures (Assets Measured at Fair Value on Nonrecurring Basis) (Details) - USD ($) |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2026 |
May 31, 2025 |
Nov. 30, 2025 |
|||||
| Assets measured at fair value on a nonrecurring basis | |||||||||
| Inventory Impairment Charges | $ (3,100,000) | $ 0 | $ (3,100,000) | $ 0 | |||||
| Fair Value, Nonrecurring | Level 3 | |||||||||
| Assets measured at fair value on a nonrecurring basis | |||||||||
| Pre-Impairment Value | 6,516,000 | 6,516,000 | $ 54,095,000 | ||||||
| Inventory Impairment Charges | (3,111,000) | (15,531,000) | |||||||
| Fair Value | $ 3,405,000 | [1] | $ 3,405,000 | [1] | $ 38,564,000 | ||||
| |||||||||