Comprehensive Income - Schedule of Tax Expense or Benefit Allocated to Each Component of Other Comprehensive Loss (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2026 |
May 31, 2025 |
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| Accumulated Other Comprehensive Income (Loss) [Line Items] | ||||
| Before Tax Amount | $ (10.8) | $ 28.4 | $ 5.3 | $ 0.7 |
| Tax (Expense) Benefit | (0.1) | (0.1) | (0.4) | (0.4) |
| Other comprehensive (loss) income items, net of tax | (10.9) | 28.3 | 4.9 | 0.3 |
| Foreign currency translation adjustments | ||||
| Accumulated Other Comprehensive Income (Loss) [Line Items] | ||||
| Before Tax Amount | (11.2) | 27.8 | 4.1 | (1.2) |
| Tax (Expense) Benefit | 0.0 | 0.0 | 0.0 | 0.0 |
| Other comprehensive (loss) income items, net of tax | (11.2) | 27.8 | 4.1 | (1.2) |
| Actuarial losses on defined benefit pension plans | ||||
| Accumulated Other Comprehensive Income (Loss) [Line Items] | ||||
| Before Tax Amount | 0.4 | 0.6 | 1.2 | 1.9 |
| Tax (Expense) Benefit | (0.1) | (0.1) | (0.4) | (0.4) |
| Other comprehensive (loss) income items, net of tax | $ 0.3 | $ 0.5 | $ 0.8 | $ 1.5 |
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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