CONSOLIDATED BALANCE SHEETS (Parenthetical) - shares	Apr. 25, 2026	Jul. 26, 2025
Preferred stock shares authorized (in shares)	10,000,000	10,000,000
Preferred stock shares issued (in shares)	0	0
Common Class A
Common stock shares authorized (in shares)	20,000,000	20,000,000
Common stock shares issued (in shares)	11,874,000	11,627,000
Treasury shares (in shares)	1,188,000
Common Class B
Common stock shares authorized (in shares)	20,000,000	20,000,000
Common stock shares issued (in shares)	4,125,000
Common stock shares outstanding (in shares)	4,125,000