Note 18 - Business Segments (Tables)

12 Months Ended

Jun. 30, 2024

Notes Tables

Reconciliation of Revenue from Segments to Consolidated [Table Text Block]

				Operating
	Year Ended			Income /			Total		Depr. And		Capital
	Jun. 30,	Revenue		(Loss)			Assets		Amort.		Expenditures
Manufacturing	2024	$	16,057	$	616		$	17,978	$	393	$	58
	2023	$	13,827	$	(58	)	$	13,864	$	481	$	143
Testing Services	2024		17,933	$	(322	)	$	20,193	$	3,849	$	235
	2023		23,130		1,648			24,559		4,532		4,329
Distribution	2024		8,297	$	1,129		$	1,609	$	-	$	38
	2023		6,270		816			1,275		-		-
Real Estate	2024		25	$	(100	)	$	2,377	$	72	$	-
	2023		23		(98	)		1,988		75		-
Corporate & Unallocated	2024		-	$	(230	)	$	383	$	27	$	211
	2023		-		(80	)		500		-		26
Total Company	2024	$	42,312	$	1,093		$	42,540	$	4,341	$	542
	2023	$	43,250	$	2,228		$	42,186	$	5,088	$	4,498