EARNINGS PER SHARE (Details) - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
EARNINGS PER SHARE
Weighted average common shares outstanding, Basic	689,480	678,938	688,570	680,318
Weighted average net additional shares outstanding assuming dilutive options exercised and proceeds used to purchase treasury stock and conversion of preferred stock	7,926	9,078	8,993	9,872
Weighted average number of shares outstanding, Diluted	697,406	688,016	697,563	690,190
Net income available to common shareholders	$ 338,899	$ 488,483	$ 1,818,990	$ 1,534,947
Net income available to common shareholders, diluted	$ 338,899	$ 488,483	$ 1,818,990	$ 1,534,947
Net earnings per share available to common shareholders, Basic (in dollars per share)	$ 0.49	$ 0.72	$ 2.64	$ 2.26
Net earnings per share available to common shareholders, Diluted (in dollars per share)	$ 0.49	$ 0.71	$ 2.61	$ 2.22