Consolidated Balance Sheets (Unaudited) (Parentheticals) - USD ($) $ in Thousands	Apr. 30, 2024	Jul. 31, 2023
Convertible note payable, current, net of discount (in Dollars)	$ 317	$ 960
Note payable, current, related party, current, net of discount (in Dollars)	1	0
Note payable, current, net of discount (in Dollars)	1,317	60
Acquisition payable, net of discount (in Dollars)	$ 2	$ 0
Preferred stock, par value (in Dollars per share)	$ 1.000	$ 1.000
Preferred stock, shares authorized	50,000,000	50,000,000
Common stock par value (in Dollars per share)	$ 1.000	$ 1.000
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	179,734,434	160,931,685
Common stock, shares outstanding	179,734,434	160,931,685
Treasury Stock Shares	122,000,000	109,000,000
Convertible Series A Preferred Stock
Preferred stock, par value (in Dollars per share)	$ 1.000	$ 1.000
Preferred stock, shares designated	1,500,000	1,500,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Convertible Series B Preferred Stock
Preferred stock, par value (in Dollars per share)	$ 1.000	$ 1.000
Preferred stock, shares designated	1,000,000	1,000,000
Preferred stock, shares issued	425,442	425,442
Preferred stock, shares outstanding	425,442	425,442
Convertible Series C Preferred Stock
Preferred stock, par value (in Dollars per share)	$ 1.000	$ 1.000
Preferred stock, shares designated	1,000,000	1,000,000
Preferred stock, shares issued	55,400	55,400
Preferred stock, shares outstanding	55,400	55,400
Series F Super Voting Preferred Stock
Preferred stock, par value (in Dollars per share)	$ 1.000	$ 1.000
Preferred stock, shares designated	100	100
Preferred stock, shares issued	100	100
Preferred stock, shares outstanding	100	100