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v3.24.3

Commitments and Contingencies (Details) $ in Thousands |  |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
May 31, 2024 USD ($) | Oct. 27, 2023 USD ($) | Aug. 31, 2024 USD ($) a | Feb. 29, 2024 USD ($)
Loss Contingencies [Line Items] |  |  |  |
Amount awarded to other party |  | $ 5,500 |  |
Loss contingency, receivable, current |  |  | $ 5,200 |
Loss contingency accrual |  |  | 5,250 |
Environment liability |  |  | 20,400 |
Environmental liability, current |  |  | $ 2,800 |
Area of facility (in acres) | a |  |  | 25 |
Percent of output under take-or-pay contract |  |  | 0.75 |
Unrecorded purchase obligation |  |  | $ 124,000 |
Purchase obligations |  |  | 35,600 | $ 60,800
Capital commitments |  |  | 27,600 |
Capital Commitments |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Long-term purchase commitment, amount |  |  | $ 17,400 |
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 | $ 9,300 |  |  |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-4 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-4 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-9 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-9 + Details
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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