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Increase Adjusted EBITDA Vesting Target

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Measurement Contingent Consideration Days Of Shares Required Distributed

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Measurement Contingent Consideration Trading Days Of The Quarter

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Number Of Impacted Associates Apart Of Compensation Plan Modification

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Number Of Individuals Who Qualified For Award

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Number of tranches

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Percent Of Shares Which Will Vest

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Share Based Compendation, Contingent Consideration Period

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Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Total Intrinsic Value

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Share-Based Compensation Arrangement by Share-Based Payment Award, Measurement Period

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Shares Paid for Tax Withholding for Share Based Compensation, Value

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Shares Remaining In Employee Stock Purchase Plan

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

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Minimum period the individual is required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of cost capitalized for award under share-based payment arrangement.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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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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Number of additional shares authorized for issuance under share-based payment arrangement.

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

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Purchase price of common stock expressed as a percentage of its fair value.

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Stock-Based Compensation Plans (Narrative) (Details) $ in Thousands			12 Months Ended
	Jan. 14, 2022 shares	Oct. 02, 2020 USD ($) item	Aug. 31, 2024 USD ($) item shares	Aug. 31, 2023 USD ($) item shares	Aug. 31, 2022 USD ($) item shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Capitalized stock-based compensation expense			$ 0	$ 0	$ 0
Common stock issued from treasury stock \| shares			666,440
Shares withheld for tax \| shares			251,686	17,639	86,125
Shares withheld for tax, fair value			$ 10,300
Compensation cost			10,142	$ 12,520	$ 8,286
Fiscal 2021 Acquisition Of Strive Talent Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost			$ 2,200
Fiscal 2021 Acquisition Of Strive Talent Plan [Member] \| Bonus [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Service period			18 months
Compensation			$ 1,000
Compensation cost			800
Former Principal Owner [Member] \| Fiscal 2021 Acquisition Of Strive Talent Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation			$ 4,200
Trading days			15 days
Shares required to be distributed within, days			45 days
Contingent consideration period			5 years
Common Stock [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for payment of consideration \| shares			200,000
Performance Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense			$ 13,100
Weighted-average vesting period for recognition			1 year 7 months 6 days
Service period		2 years
Compensation cost			$ 8,275	$ 10,767	$ 6,133
Increase adjusted EBITDA vesting target		$ 2,000
Number of impacted associates apart of compensation plan modification \| item		20
Number of individuals who qualified for award \| item			5	3	3
Performance Award [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized additional shares of common stock for issuance \| shares	1,000,000
Shares available for future grants \| shares			307,000
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost			$ 252	$ 269	$ 239
Price of common stock as a percent of the average fair market value			85.00%
Shares issued to employee stock purchase plan participants \| shares			44,040	40,141	36,960
Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Excluding Stock Options			$ 1,500		$ 1,300
Cost basis of shares issued to employee stock purchase plan participants			$ 800	$ 700	600
Employee Stock Purchase Plan [Member] \| 2017 Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares remaining in employee stock purchase plan \| shares			689,000
Unvested Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense			$ 300
Weighted-average vesting period for recognition			4 months
Vesting period of awards			1 year
Compensation cost			$ 880	700	673
Intrinsic value of unvested stock awards			900
Whole-share grant per eligible director			120
Total recognized tax benefit from unvested stock awards			200	200	200
Issuance of common stock from treasury			400	300	200
Unvested Stock Awards [Member] \| Board Of Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of shares awarded			$ 1,000	$ 700	$ 700
Shares issued under terms of the award \| shares			23,136	15,882	13,260
Long-Term Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of tranches \| item			2
Vesting period of awards			3 years
Measurement period			3 years
Long-Term Incentive Plans [Member] \| Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of award shares vest			100.00%
Long-Term Incentive Plans [Member] \| Minimum [Member] \| Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of award shares vest			50.00%
Long-Term Incentive Plans [Member] \| Maximum [Member] \| Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of award shares vest			200.00%
Long-Term Incentive And Retention Equity Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of awards			3 years
Percent of shares which will vest			33.33%
Shares issued under terms of the award \| shares			48,740	40,009