Income (Loss) Per Common and Common Stock Equivalent Share (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Income (Loss) Per Common and Common Stock Equivalent Share [Abstract]
Net income (loss)	$ 508,890	$ (215,713)	$ 635,819	$ (526,462)
Weighted average shares, basic (in shares)	7,405,758	7,404,831	7,405,295	7,404,831
Dilutive effect of stock compensation awards (in shares)	47,692		18,944
Diluted shares (in shares)	7,453,450	7,404,831	7,424,239	7,404,831
Basic (in dollars per share)	$ 0.07	$ (0.03)	$ 0.09	$ (0.07)
Diluted (in dollars per share)	$ 0.07	$ (0.03)	$ 0.09	$ (0.07)
Anti-dilutive shares	2,490,061	2,842,875	2,564,584	2,809,098