CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 29, 2021	Jan. 31, 2020	Jan. 29, 2021	Jan. 31, 2020
CONDENSED CONSOLIDATED STATEMENTS OF INCOME [Abstract]
Total revenue	$ 677,169	$ 846,143	$ 1,323,623	$ 1,595,183
Cost of goods sold (exclusive of depreciation and rent)	225,084	272,207	424,128	492,021
Labor and other related expenses	236,862	284,777	464,050	548,091
Other store operating expenses	166,871	171,638	328,145	334,546
General and administrative expenses	33,957	38,386	73,521	78,017
Gain on sale and leaseback transaction	0	0	(217,722)	0
Operating income	14,395	79,135	251,501	142,508
Interest expense, net	10,815	3,505	21,530	7,085
Income before income taxes	3,580	75,630	229,971	135,423
Provision for income taxes (income tax benefit)	(10,420)	10,878	45,291	21,468
Loss from unconsolidated subsidiary	0	(3,584)	0	(9,564)
Net income	$ 14,000	$ 61,168	$ 184,680	$ 104,391
Net income per share:
Basic (in dollars per share)	$ 0.59	$ 2.55	$ 7.79	$ 4.35
Diluted (in dollars per share)	$ 0.59	$ 2.55	$ 7.77	$ 4.34
Weighted average shares:
Basic (in shares)	23,723,395	23,950,811	23,715,573	23,994,583
Diluted (in shares)	23,785,374	24,005,817	23,778,302	24,054,870