5. Goodwill and Other Intangible Assets (Details) - USD ($)	9 Months Ended	12 Months Ended
	Mar. 31, 2018	Jun. 30, 2017
Cost	$ 2,355,800	$ 2,352,300
Accumulated Amortization	1,956,600	1,773,300
Net	$ 399,200	$ 579,000
Technology, trademarks [Member]
Useful Lives Minimum	5 years	5 years
Useful Lives Maximum	10 years	10 years
Cost	$ 662,800	$ 662,800
Accumulated Amortization	595,300	541,100
Net	$ 67,500	$ 121,700
Trade names [Member]
Useful Lives	6 years	6 years
Cost	$ 140,000	$ 140,000
Accumulated Amortization	95,300	77,800
Net	$ 44,700	$ 62,200
Websites [Member]
Useful Lives	5 years	5 years
Cost	$ 210,000	$ 210,000
Accumulated Amortization	171,500	140,000
Net	$ 38,500	$ 70,000
Customer relationships [Member]
Useful Lives Minimum	9 years	9 years
Useful Lives Maximum	10 years	10 years
Cost	$ 357,000	$ 357,000
Accumulated Amortization	291,400	281,400
Net	$ 65,600	$ 75,600
Sublicense agreements [Member]
Useful Lives	10 years	10 years
Cost	$ 294,000	$ 294,000
Accumulated Amortization	187,400	165,400
Net	$ 106,600	$ 128,600
Non-compete agreements [Member]
Useful Lives	5 years	5 years
Cost	$ 384,000	$ 384,000
Accumulated Amortization	334,500	294,000
Net	$ 49,500	$ 90,000
Intellectual property, research & development (IPR&D) [Member]
Useful Lives	3 years	3 years
Cost	$ 110,000	$ 110,000
Accumulated Amortization	110,000	110,000
Net	$ 0	$ 0
Other intangible assets [Member]
Useful Lives	5 years	5 years
Cost	$ 198,000	$ 194,500
Accumulated Amortization	171,200	163,600
Net	$ 26,800	$ 30,900