Income Taxes - Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Millions |
May 31, 2026 |
May 31, 2025 |
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| Deferred tax assets | ||
| Accounts receivable | $ 0.7 | $ 1.9 |
| Inventories | 3.3 | 2.8 |
| Accrued expenses | 10.6 | 7.1 |
| Net operating loss carry forwards | 21.6 | 4.5 |
| Stock-based compensation | 2.7 | 2.5 |
| Operating lease - liability | 4.7 | 4.2 |
| Tax credit carryforwards | 2.2 | 0.0 |
| Other | 3.4 | 2.4 |
| Deferred tax assets before valuation allowance | 49.2 | 25.4 |
| Less: Valuation allowance | (11.0) | 0.0 |
| Total deferred tax assets | 38.2 | 25.4 |
| Deferred tax liabilities | ||
| Property, plant and equipment | (44.2) | (28.2) |
| Investment in affiliated company, principally due to undistributed earnings | (9.1) | (8.7) |
| Operating lease - ROU assets | (3.6) | (3.8) |
| Prepaid expenses | (0.7) | (0.8) |
| Derivative contracts | (0.6) | (0.4) |
| Other | (0.9) | (0.7) |
| Total deferred tax liability | (59.1) | (42.6) |
| Net deferred tax asset (liability) | $ (20.9) | $ (17.2) |
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from derivatives. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Deferred tax asset operating lease liabilities. No definition available.
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- Definition Deferred Tax Liabilities, Undistributed Earnings of Subsidiaries No definition available.
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