BUSINESS SEGMENTS (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Net revenue		$ 10,552	$ 9,104	$ 21,497	$ 18,075
Operating Income (Loss)		698	278	1,245	655
Total assets		36,789	30,696	36,789	30,696
Depreciation and amortization		519	452	1,019	916
Capital expenditures		1,066	403	1,507	764
Manufacturing [Member]
Net revenue		3,973	3,320	8,738	6,991
Operating Income (Loss)		107	(229)	293	(322)
Total assets		8,837	8,114	8,837	8,114
Depreciation and amortization		28	49	56	99
Capital expenditures		2	67	37	78
Testing Services [Member]
Net revenue		4,936	4,070	9,541	8,227
Operating Income (Loss)		517	388	853	790
Total assets		23,591	18,325	23,591	18,325
Depreciation and amortization		466	377	913	765
Capital expenditures		976	336	1,558	686
Distribution [Member]
Net revenue		1,606	1,675	3,142	2,779
Operating Income (Loss)		119	100	220	134
Total assets		621	651	621	651
Depreciation and amortization		0	1	0	2
Capital expenditures		0	0	0	0
RealEstate [Member]
Net revenue		37	39	76	78
Operating Income (Loss)		(9)	(8)	(19)	(6)
Total assets		3,624	3,147	3,624	3,147
Depreciation and amortization		25	25	50	50
Capital expenditures		0	0	0	0
Fabrication Services [Member]
Net revenue	[1]	0	0	0	0
Operating Income (Loss)	[1]	0	0	0	0
Total assets	[1]	28	29	28	29
Depreciation and amortization	[1]	0	0	0	0
Capital expenditures	[1]	0	0	0	0
CorporateAndUnallocated [Member]
Net revenue		0	0	0	0
Operating Income (Loss)		(36)	27	(102)	59
Total assets		88	430	88	430
Depreciation and amortization		0	0	0	0
Capital expenditures		$ 0	$ 0	$ 0	$ 0

[1] Fabrication services is a discontinued operation (Note 19).