Segment Information (Details) - USD ($)	6 Months Ended	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2023	Jun. 30, 2022
Revenues	$ 5,237,800	$ 11,111,500	$ 11,400,500
Benchtop Laboratory Equipment
Revenues	4,608,900	9,745,400	9,981,100
Foreign Sales	1,322,500	2,865,900	3,702,400
Income (Loss) from Operations	203,500	720,200	1,475,800
Assets	8,622,500	6,832,400	9,538,600
Long-lived Asset Expenditures	34,300	29,700	92,500
Depreciation and Amortization	50,100	84,900	96,300
Bioprocessing Systems
Revenues	628,900	1,366,100	1,419,400
Foreign Sales	478,200	894,600	1,101,400
Income (Loss) from Operations	(3,483,200)	(7,751,200)	(11,369,500)
Assets	5,174,600	4,969,400	5,077,500
Long-lived Asset Expenditures	220,200	102,000	732,100
Depreciation and Amortization	330,700	669,100	591,900
Corporate
Revenues	0	0	0
Foreign Sales	0	0	0
Income (Loss) from Operations	(902,300)	(2,228,900)	(1,650,400)
Assets	4,272,100	4,928,700	6,391,800
Long-lived Asset Expenditures	0	0	0
Depreciation and Amortization	0	0	0
Consolidated
Revenues	5,237,800	11,111,500	11,400,500
Foreign Sales	1,800,700	3,760,500	4,803,800
Income (Loss) from Operations	(4,137,000)	(9,259,900)	(11,544,100)
Assets	18,069,200	16,730,500	21,007,900
Long-lived Asset Expenditures	254,500	131,700	824,600
Depreciation and Amortization	$ 380,800	$ 754,000	$ 688,200