EARNINGS PER SHARE (Details) - USD ($)	3 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
EARNINGS PER SHARE
Weighted average common shares outstanding, Basic	548,125	562,578
Weighted average of net additional shares outstanding assuming dilutive options exercised and proceeds used to purchase treasury stock	3,934	5,216
Weighted average number of shares outstanding, Diluted	552,059	567,794
Net income available to common shareholders	$ 3,077,610	$ 451,870
Net income available to common shareholders, diluted	$ 3,077,610	$ 451,870
Net earnings per share available to common shareholders, Basic (in dollars per share)	$ 5.61	$ 0.80
Net earnings per share available to common shareholders, Diluted (in dollars per share)	$ 5.57	$ 0.80