Note B - Inventories, Net (Details Textual) - USD ($)	3 Months Ended	9 Months Ended
	Mar. 31, 2021	Mar. 31, 2021	Jun. 30, 2020
Inventory Valuation Reserves, Ending Balance	$ 1,113,000	$ 1,113,000	$ 1,274,000
Kaged Muscle LLC [Member]
Inventory Valuation Reserves, Ending Balance	500,000	500,000	$ 1,000,000
SEC Schedule, 12-09, Valuation Allowances and Reserves, Period Increase (Decrease), Total	$ (50,000)	$ (500,000)