Condensed Consolidated Balance Sheets (Parentheticals) - $ / shares shares in Thousands	Oct. 31, 2025	Jul. 31, 2025
Preferred stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in Shares)	2,400	2,400
Preferred stock, shares issued (in Shares)
Preferred stock, shares outstanding (in Shares)
Treasury stock, shares (in Shares)	2,624	2,381
Class A Common Stock
Common stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in Shares)	2,600	2,600
Common stock, shares issued (in Shares)	525	525
Common stock, shares outstanding (in Shares)	525	525
Class B Common Stock
Common stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in Shares)	40,000	40,000
Common stock, shares issued (in Shares)	15,103	15,073
Common stock, shares outstanding (in Shares)	12,479	12,692