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Accumulated Other Comprehensive Income (Loss) - Changes in AOCI by Component (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Feb. 26, 2022
Feb. 27, 2021
Feb. 26, 2022
Feb. 27, 2021
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning balance $ 1,159,258 $ 871,558 $ 1,056,943 $ 827,466
Ending balance 1,208,987 942,364 1,208,987 942,364
Defined Benefit Pension Items        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning balance (482) (517) (491) (526)
Amounts reclassified from AOCI 9 8 18 17
Net current-period OCI 9 8 18 17
Ending balance $ (473) $ (509) $ (473) $ (509)