SHAREHOLDERS’ EQUITY - Additional Information (Details)	12 Months Ended
	Jul. 26, 2025 USD ($) class plan vote shares	Jul. 27, 2024 USD ($) shares	Sep. 30, 2019 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of common stock classes | class	2
Common stock cash dividends, percent Class A is entitled greater than Class B	54.00%
Preferred stock shares authorized (in shares) | shares	10,000,000	10,000,000
Preferred stock shares issued (in shares) | shares	0	0
Stock repurchased	$ 0	$ 1,854,000
Shares withheld for tax | shares		357,000
Number of share-based compensation plans | plan	2
Non-cash share-based compensation	$ 3,406,000	$ 3,993,000
Income tax benefit recognized	859,000	868,000
Fair value of restricted shares vested	530,000	$ 1,141,000
Unrecognized compensation costs related to nonvested stock options and restricted stock granted	$ 2,432,000
Weighted-average period of compensation cost expected to be recognized	8 months 12 days
2016 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares remaining for future grants (in shares) | shares	697,000
Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of votes entitled per share | vote	1
Authorized amount of share repurchase program			$ 5,000,000
Authorized amount remaining in share repurchase program	$ 1,349,000
Class A Common Stock | 2016 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized | shares	1,200,000
Class A Common Stock | 2016 Plan | Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Class B Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of votes entitled per share | vote	10
Percentage of voting power (greater than)	50.00%