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Employee Benefit Plans - Narrative (Details) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Feb. 28, 2026 USD ($) RetirementPlan | Mar. 01, 2025 USD ($) | Feb. 28, 2026 USD ($) RetirementPlan | Mar. 01, 2025 USD ($) | Aug. 30, 2025 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |
Contributions charged to expense under the plan | $ 4.0 | $ 3.7 | $ 8.3 | $ 7.8 |
Other (income) expense | $ 0.1 | (0.1) | $ 0.3 | (0.1) |
SERP |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |
Number of frozen non-contributory defined benefit pension plans | RetirementPlan | 1 |  | 1 |  |
Amounts charged to expense related to the plans | $ 0.4 | 0.4 | $ 0.7 | 0.9 |
Non-qualified Deferred Compensation Plan |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |
Amounts charged to expense related to the plans | 0.3 | $ 0.2 | 0.6 | $ 0.5 |
NQDC Plan assets | 5.6 |  | 5.6 |  | $ 4.7
NQDC Plan liabilities, current | $ 3.3 |  | $ 3.3 |  | $ 2.8

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