Pension Plans (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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| Retirement Benefits [Abstract] | ||||
| Service cost | $ 1.1 | $ 1.4 | $ 3.2 | $ 4.1 |
| Administrative cost | 0.0 | 0.0 | 0.1 | 0.0 |
| Interest cost | 1.3 | 2.5 | 3.8 | 7.3 |
| Expected return on plan assets | (0.7) | (2.1) | (2.2) | (6.3) |
| Recognized actuarial loss | 0.4 | 0.6 | 1.2 | 1.9 |
| Net periodic pension cost | $ 2.1 | $ 2.4 | $ 6.1 | $ 7.0 |
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- References No definition available.
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- Definition Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of administrative expense incurred by defined contribution plan. No definition available.
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