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v3.24.2

Commitments and Contingencies (Details) $ in Thousands |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
May 31, 2024 USD ($) | Nov. 30, 2023 USD ($) | Oct. 27, 2023 USD ($) | May 31, 2024 USD ($) a | Feb. 29, 2024 USD ($)
Loss Contingencies [Line Items] |  |  |  |  |
Loss contingency accrual | $ 5,250 |  |  | $ 5,250 |
Amount awarded to other party |  | $ 5,500 | $ 5,500 |  |
Loss contingency, receivable, current | 5,200 |  |  | $ 5,200 |
Litigation settlement, payment period (in days) |  |  |  | 60 days |
Appeal process duration (in years) |  |  | 2 years |  |
Environment liability | 20,900 |  |  | $ 20,900 |
Environmental liability, current | 2,900 |  |  | 2,900 |
Capital commitments | $ 47,000 |  |  | $ 47,000 |
Area of facility (in acres) | a |  |  |  | 25 |
Percent of output under take-or-pay contract | 0.75 |  |  | 0.75 |
Unrecorded purchase obligation | $ 124,000 |  |  | $ 124,000 |
Purchase obligations |  |  |  | 16,200 | $ 60,800
Capital Commitments |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Long-term purchase commitment, amount |  |  |  | $ 28,600 |
Zinc Contract |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Long-term purchase commitment, amount | 37,900 |  |  |  |
Natural Gas Contract |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Long-term purchase commitment, amount | $ 9,200 |  |  |  |

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