Leases, Supplemental Cash Flow Information and Non-cash Activity Related to Operating Leases (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 28, 2023	Apr. 29, 2022	Apr. 28, 2023	Apr. 29, 2022
Operating cash flow information [Abstract]
Cash paid for amounts included in the measurement of lease liabilities	$ 23,745	$ 23,219	$ 71,252	$ 69,080
Noncash information [Abstract]
Right-of-use assets obtained in exchange for new operating lease liabilities	5,990	2,893	15,455	14,550
Lease modifications or reassessments increasing or decreasing right-of-use assets	5,417	4,993	9,115	11,409
Lease modifications removing right-of-use assets	$ (80)	$ (90)	$ (371)	$ (426)