Condensed Consolidated Statements of Operations and Comprehensive Earnings (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Net revenues	$ 10,411	$ 10,150	$ 20,936	$ 20,572
Costs and Expenses
Salaries, wages and benefits	4,789	4,226	9,487	8,611
Supplies	308	280	608	504
Other operating expenses	1,101	913	2,183	1,862
Rent and lease expense	120	120	290	290
Depreciation and amortization	366	318	699	618
Operating Loss	(1,072)	(254)	(2,065)	(577)
Other Income (Expense):
Gains on sale of assets	7	5	12	13
Forgiveness of PPP loans and accrued interest	0	0	3,010	0
Federal stimulus - Provider relief funds	614	3,417	614	3,448
Interest income (expense), net	(3)	(7)	(17)	(14)
Earnings (Loss) from Continuing Operations before income taxes	(454)	3,161	1,554	2,870
Income Tax Expense	23	15	25	15
Earnings (Loss) from Continuing Operations	(477)	3,146	1,529	2,855
Loss from Discontinued Operations, net of tax	(116)	(72)	(183)	(121)
Net Earnings (Loss)	(593)	3,074	1,346	2,734
Other comprehensive income	0	0	0	0
Comprehensive Earnings (Loss)	$ (593)	$ 3,074	$ 1,346	$ 2,734
Continuing Operations:
Basic	$ (0.07)	$ 0.46	$ 0.22	$ 0.41
Diluted	(0.07)	0.46	0.22	0.41
Discontinued Operations:
Basic	(0.02)	(0.01)	(0.03)	(0.02)
Diluted	(0.02)	(0.01)	(0.03)	(0.02)
Net Earnings (Loss):
Basic	(0.09)	0.45	0.19	0.40
Diluted	$ (0.09)	$ 0.45	$ 0.19	$ 0.40
Weighted-Average Common Shares Outstanding:
Basic	6,947	6,899	6,935	6,899
Diluted	6,947	6,905	7,099	6,904
Product [Member]
Costs and Expenses
Cost of goods sold	$ 4,016	$ 3,918	$ 8,089	$ 7,988
Service [Member]
Costs and Expenses
Cost of goods sold	$ 783	$ 629	$ 1,645	$ 1,276