Share-based Compensation - Additional Information (Details) $ in Millions	3 Months Ended
Nov. 30, 2022 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Increase decrease in payouts threshold	20.00%
Restricted Stock Units (“RSUs”)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares) \| shares	213,080
Vesting term	5 years
Vesting percentage per year	20.00%
Shares granted, fair value \| $	$ 7
Restricted Stock Units (“RSUs”) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period for retirement eligibility for expense to be recognized	5 years
Restricted Stock Units (“RSUs”) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period for retirement eligibility for expense to be recognized	2 years
Performance Shares (PSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares) \| shares	211,046
Share-based compensation arrangement by share-based payment award, award requisite performance period	3 years
Shares granted, fair value \| $	$ 7
Performance Shares (PSUs) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based awards award payouts threshold	200.00%
Performance Shares (PSUs) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based awards award payouts threshold	50.00%

Increase decrease in payouts threshold.

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- Definition

Performance based awards award payouts threshold.

+ References

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- Definition

Share based compensation arrangement by share based payment award equity instruments other than options grants in period fair value.

+ References

No definition available.

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- Definition

Share based compensation arrangement by share based payment award equity instruments other Than options grants in period total fair value.

+ References

No definition available.

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- Definition

Share based compensation expense recognition period for participants who were or will become retirement eligible during the award term.

+ References

No definition available.

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- Definition

Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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-Publisher FASB
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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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.

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- Definition

Percentage of vesting of award under share-based payment arrangement.

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