Revenues (Details) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Revenues	$ 2,864,900	$ 2,508,600	$ 8,623,500	$ 7,245,100
Benchtop Laboratory Equipment
Revenues	2,434,600	2,365,700	7,465,700	6,803,300
Foreign Sales	783,600	942,200	2,814,700	2,724,800
Bioprocessing Systems
Revenues	430,300	142,900	1,157,800	441,800
Foreign Sales	269,700	102,600	791,200	395,000
Consolidated
Revenues	2,864,900	2,508,600	8,623,500	7,245,100
Foreign Sales	$ 1,053,300	$ 1,044,800	$ 3,605,900	$ 3,119,800