CONSOLIDATED CONDENSED BALANCE SHEETS PARENTHETICAL (USD $) In Thousands, unless otherwise specified	Apr. 26, 2014	Jul. 27, 2013
Preferred stock shares authorized	10,000	10,000
Preferred stock shares issued
Class A Common Stock
Common stock shares issued	10,147	9,440
Common stock shares authorized	20,000	20,000
Treasury shares	454	375
Common stock par value
Class B Common Stock
Common stock shares issued	4,361	4,780
Common stock shares authorized	20,000	20,000
Common stock shares outstanding	4,361	4,780
Common stock par value