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v3.25.3

Retirement Plans (Narrative) (Details) $ in Thousands | 12 Months Ended
--- | ---
Aug. 31, 2025 USD ($) Executive CompensationYears | Aug. 31, 2024 USD ($) | Aug. 31, 2023 USD ($)
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer contributions | $ 1,300 | $ 1,400 | $ 1,300
Number of former executives | Executive | 5 |  |
Number of highest compensation years | CompensationYears | 3 |  |
Discount rate, liability | 5.40% | 5.10% |
Discount Rate, net periodic benefit cost | 5.10% | 5.00% | 4.10%
Actuarial loss | $ 557 | $ (83) |
Supplemental Employee Retirement Plans, Defined Benefit [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Actuarial loss | $ 200 |  |

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- Definition Number Of Former Executives For Which A Non-Qualified Retirement Plan Is Maintained + References No definition available. + Details
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- Definition Number Of Highest Compensation Years Of Employment That Are used In Calculation Of Plan Benefits + References No definition available. + Details
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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (j)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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