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Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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+ References

No definition available.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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Special Charges (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
Special Charges (Details) - USD ($) $ in Millions	May 31, 2021	May 31, 2020	May 31, 2021	May 31, 2020
Restructuring Cost and Reserve [Line Items]
Special charges	$ 0.5	$ 3.3	$ 1.5	$ 11.8
Restructuring Reserve [Roll Forward]
Balance, end of period	1.3		1.3
Transfer of activities from planned facility closures
Restructuring Reserve [Roll Forward]
Balance, beginning of period			3.0
Severance and employee-related costs			0.4
Payments made during the period			(2.1)
Balance, end of period	1.3		1.3
Severance and employee-related costs
Restructuring Cost and Reserve [Line Items]
Special charges	0.5	2.4	0.4	8.1
Relocation and other restructuring costs
Restructuring Cost and Reserve [Line Items]
Special charges	$ 0.0	$ 0.9	$ 1.1	$ 3.7