CONDENSED CONSOLIDATED STATEMENTS OF INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 30, 2021	May 01, 2020	Apr. 30, 2021	May 01, 2020
CONDENSED CONSOLIDATED STATEMENTS OF INCOME (LOSS) [Abstract]
Total revenue	$ 713,416	$ 432,544	$ 2,037,039	$ 2,027,727
Cost of goods sold (exclusive of depreciation and rent)	205,379	137,138	629,507	629,159
Labor and other related expenses	250,368	189,118	714,418	737,209
Other store operating expenses	167,823	138,920	495,968	473,466
General and administrative expenses	37,356	28,008	110,877	106,025
Gain on sale and leaseback transaction	0	0	(217,722)	0
Impairment	0	18,336	0	18,336
Operating income (loss)	52,490	(78,976)	303,991	63,532
Interest expense, net	9,614	5,298	31,144	12,383
Income (loss) before income taxes	42,876	(84,274)	272,847	51,149
Provision for income taxes (income tax benefit)	9,406	(55,220)	54,697	(33,752)
Loss from unconsolidated subsidiary	0	(132,878)	0	(142,442)
Net income (loss)	$ 33,470	$ (161,932)	$ 218,150	$ (57,541)
Net income (loss) per share:
Basic (in dollars per share)	$ 1.41	$ (6.81)	$ 9.20	$ (2.41)
Diluted (in dollars per share)	$ 1.41	$ (6.81)	$ 9.17	$ (2.41)
Weighted average shares:
Basic (in shares)	23,725,185	23,777,916	23,718,777	23,922,360
Diluted (in shares)	23,807,410	23,777,916	23,788,005	23,922,360