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Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	Aug. 28, 2021	Aug. 29, 2020	Aug. 31, 2019	Dec. 31, 2020
Unrecognized tax benefits related to tax positions	$ 1,671
Provision for income taxes, interest and penalties	689	$ 23	$ 27
Accrued interest and penalties on income taxes	277	585
Foreign tax credit carryover	2,204	2,159
Tax credit carryover valuation allowance	826	$ 1,403
The CARES Act [Member]
Deferred employer-paid portion of social security payroll taxes				$ 18,887
The CARES Act [Member] \| Will be Remitted by December 31, 2021 [Member]
Deferred employer-paid portion of social security payroll taxes	9,444
The CARES Act [Member] \| Will be Remitted by December 31, 2022 [Member]
Deferred employer-paid portion of social security payroll taxes	$ 9,443