Condensed Consolidated Statements of Operations and Comprehensive Earnings (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Net revenues	$ 12,805	$ 12,151	$ 24,457	$ 22,358
Costs and Expenses
Salaries, wages and benefits	4,849	4,620	9,758	9,294
Supplies	334	324	653	612
Other operating expenses	994	982	2,097	1,995
Rent and lease expense	147	168	306	303
Depreciation and amortization	350	351	685	689
Operating Profit (Loss)	281	(134)	61	(861)
Other Income (Expense):
Gains on sale of assets	86	452	193	454
Loss on extinguishment of debt	(160)	0	(160)	0
Interest expense, net	(4)	(60)	(34)	(121)
Earnings (Loss) from Continuing Operations before income taxes	203	258	60	(528)
Income Tax Benefit	0	0	0	0
Income (Loss) from Continuing Operations	203	258	60	(528)
Income (Loss) from Discontinued Operations, net of tax	(245)	47	(363)	(47)
Net Income (Loss)	(42)	305	(303)	(575)
Other comprehensive income	0	0	0	0
Comprehensive Earnings (Loss)	$ (42)	$ 305	$ (303)	$ (575)
Continuing Operations:
Basic	$ 0.03	$ 0.04	$ 0.01	$ (0.07)
Diluted	0.03	0.04	0.01	(0.07)
Discontinued Operations:
Basic	(0.04)	0.01	(0.05)	(0.01)
Diluted	(0.04)	0.01	(0.05)	(0.01)
Net Earnings (Loss):
Basic	(0.01)	0.04	(0.04)	(0.08)
Diluted	$ (0.01)	$ 0.04	$ (0.04)	$ (0.08)
Weighted-Average Common Shares Outstanding:
Basic	6,986	7,271	6,986	7,309
Diluted	6,992	7,278	7,012	7,309
Product [Member]
Costs and Expenses
Cost of goods sold	$ 5,097	$ 5,255	$ 9,441	$ 9,172
Service [Member]
Costs and Expenses
Cost of goods sold	$ 753	$ 585	$ 1,456	$ 1,154