Consolidated Statements of Changes in Shareholders' Equity (Deficit) - USD ($) $ in Thousands	Preferred Stock Series B [Member]	Preferred Stock Series C [Member]	Preferred Stock Series D [Member]	Common Stock [Member]	Additional Paid in Capital [Member]	Accumulated Deficit [Member]	Total
Balance, beginning at Jul. 31, 2018		$ 62	$ 3	$ 790	$ 21,930	$ (26,463)	$ (3,678)
Balance, beginning shares at Jul. 31, 2018	100	62,048	2,782	79,007,423
Issuance of common stock for cash				$ 86	514		600
Issuance of common stock for cash, shares				8,571,428
Issuance of common stock in exchange for extinguishment of debt, accrued interest and accounts payable				$ 533	4,266		4,799
Issuance of common stock in exchange for extinguishment of debt, accrued interest and accounts payable, shares				53,321,804
Redemption of Series C Preferred Stock		$ (62)				37	(25)
Redemption of Series C Preferred Stock, shares		(62,048)
Conversion of Series D Preferred Stock			$ (3)	$ 139	(136)
Conversion of Series D Preferred Stock, shares			(2,782)	13,910,000
Net loss						(1,615)	(1,615)
Balance, ending at Jul. 31, 2019				$ 1,548	26,574	(28,041)	81
Balance, ending shares at Jul. 31, 2019	100			154,810,655
Net loss						(163)	(163)
Balance, ending at Jul. 31, 2020				$ 1,548	$ 26,574	$ (28,204)	$ (82)
Balance, ending shares at Jul. 31, 2020	100			154,810,655