SEGMENT REPORTING (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 24, 2026 USD ($)	Jan. 25, 2025 USD ($)	Jan. 24, 2026 USD ($) segment	Jan. 25, 2025 USD ($)	Jul. 26, 2025 USD ($)
Segment Reporting, Revenue Reconciling Item [Line Items]
Number of operating segments | segment			1
Sales	$ 640,959	$ 599,651	$ 1,223,552	$ 1,157,347
Cost of sales	461,081	429,645	878,723	825,463
Store labor	54,762	52,951	107,908	103,884
Other operating and administrative expense	93,124	86,303	181,424	172,890
Depreciation and amortization expense	8,529	8,602	16,934	16,985
Interest expense	847	982	1,709	1,972
Interest income	(3,176)	(3,356)	(6,444)	(6,972)
Income before income taxes	25,792	24,524	43,298	43,125
Income taxes	7,920	7,628	13,425	13,428
Net income	17,872	16,896	29,873	29,697
Capital expenditures and payments for other long-lived assets	8,763	15,847	17,709	27,548
Equity method investments	23,042		23,042		$ 23,124
Net Merchandise Sales
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales	637,922	596,978	1,217,885	1,152,398
Other
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales	$ 3,037	$ 2,673	$ 5,667	$ 4,949