STOCK-BASED COMPENSATION PLANS (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period in years	3 years
Share-based compensation expense	$ 0	$ 0
Stock-based compensation	$ 9,619	$ 9,062	$ 9,062
Equity method awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares granted	1,407,000	1,399,000
Weighted average grant-date fair value	$ 27.77	$ 20.39
Liability method awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares granted	261,000	324,000
Equivalent shares outstanding	591,483
Equivalent shares expected to vest	561,908

Equivalent number of shares expected to vest under share-based compensation arrangement as of the balance sheet date.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of noncash expense for share-based payment arrangement.

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- Definition

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).

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The weighted average fair value at grant date for nonvested equity-based awards issued 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).

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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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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