Leases (Supplemental Cash Flow Information) (Details) $ in Thousands	9 Months Ended
	May 30, 2020 USD ($)
Leases [Abstract]
Operating Cash Outflows from Operating Leases	$ 18,539
Operating Cash Outflows from Finance Leases	84
Financing Cash Outflows from Finance Leases	903
Leased assets obtained in exchange for new operating lease liabilities	13,854
Leased assets obtained in exchange for new finance lease liabilities	$ 1,973