CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (UNAUDITED) - USD ($)	Common Stock	Additional Paid In Capital	Retained Earnings	Common Stock Held in Treasury	Total
Balance at Jul. 31, 2020	$ 2,178,297	$ 3,346,245	$ 49,465,318	$ (1,287,852)	$ 53,702,008
Net loss			(415,424)		(415,424)
Balance at Oct. 31, 2020	2,178,297	3,346,245	49,049,894	(1,287,852)	53,286,584
Balance at Jul. 31, 2021	2,178,297	3,346,245	49,863,350	(1,287,852)	54,100,040
Net loss			(390,750)		(390,750)
Balance at Oct. 31, 2021	$ 2,178,297	$ 3,346,245	$ 49,472,600	$ (1,287,852)	$ 53,709,290