Investments and Fair Value Measurements - Fair Value Measurements (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands	Nov. 28, 2020	Aug. 29, 2020
Assets that fund deferred compensation:
Domestic equity funds	$ 783	$ 626
International equity funds	35	34
Fixed income funds	49	50
Total assets at fair value	867	710
Level 1
Assets that fund deferred compensation:
Domestic equity funds	783	626
International equity funds	35	34
Fixed income funds	49	50
Total assets at fair value	867	710
Level 2
Assets that fund deferred compensation:
Domestic equity funds	0	0
International equity funds	0	0
Fixed income funds	0	0
Total assets at fair value	0	0
Level 3
Assets that fund deferred compensation:
Domestic equity funds	0	0
International equity funds	0	0
Fixed income funds	0	0
Total assets at fair value	$ 0	$ 0