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Leases weighted (Details)
Aug. 28, 2020
Aug. 23, 2019
Lessee, Lease, Description [Line Items]    
Operating Lease, Weighted Average Remaining Lease Term 6 years 9 months 18 days 7 years 3 months 18 days
Operating Lease, Weighted Average Discount Rate, Percent 4.00% 4.20%