Note 14 - Business Segments (Tables)

9 Months Ended

Mar. 31, 2022

Notes Tables

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

	Nine Months Ended Mar. 31,	Net Revenue		Operating Income / (Loss)			Total Assets		Depr. And Amort.		Capital Expenditures
Manufacturing	2022	$	10,187		107			14,204		318		103
	2021	$	9,324		277			12,576		310		214
Testing Services	2022		13,983		1,000			24,030		1,884		1,040
	2021		10,018		(993	)		21,364		1,859		407
Distribution	2022		8,038		1,108			1,601		-		-
	2021		3,790		407			983		-		-
Real Estate	2022		23		(86	)		1,730		61		1
	2021		22		(84	)		3,784		55		-
Corporate &	2022		-		(632	)		238		-		-
Unallocated	2021		-		(36	)		418		-		-
Total Company	2022	$	32,231		1,496			41,803		2,263		1,144
	2021	$	23,154		(429	)		39,125		2,224		621

	Three Months Ended Mar. 31,	Net Revenue		Operating Income / (Loss)			Total Assets		Depr. And Amort.			Capital Expenditures
Manufacturing	2022	$	3,097		(145	)		14,204		110			8
	2021	$	3,130		214			12,576		98			60
Testing Services	2022		4,417		(124	)		24,030		633			341
	2021		3,504		(320	)		21,364		637			344
Distribution	2022		3,620		576			1,601		(2	)		-
	2021		1,467		163			983		-			-
Real Estate	2022		4		(35	)		1,730		20			-
	2021		11		(23	)		3,784		20			-
Corporate &	2022		-		(402	)		238		-			-
Unallocated	2021		-		(99	)		418		-			-
Total Company	2022	$	11,138		(130	)		41,803		761			349
	2021	$	8,112		(65	)		39,125		755			404