Earnings Per Share (Details) - USD ($)	3 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Numerator:
Net income	$ 240,145	$ 327,908
Denominator:
Basic weighted average shares	17,214,384	16,909,036
Dilutive effect of share-based awards	1,903	172,542
Diluted weighted average shares	17,216,287	17,081,578
Earnings per common share:
Basic EPS (in dollars per share)	$ 0.01	$ 0.02
Diluted EPS (in dollars per share)	$ 0.01	$ 0.02
Options to purchase common stock outstanding (in shares)	104,500	550,834
Diluted weighted-average shares outstanding excluded from computation of diluted EPS (in shares)	100,000	0