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Stock-Based Compensation (Details) - USD ($)
$ in Thousands, shares in Millions
3 Months Ended 6 Months Ended
Feb. 27, 2021
Feb. 29, 2020
Feb. 27, 2021
Feb. 29, 2020
Dec. 11, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation $ 4,600 $ 2,000 $ 6,981 $ 3,640  
Incentive Compensation Plan 2019          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of awards issued under the plan (in shares)         4.1