19. BUSINESS SEGMENTS (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Net revenue	$ 34,454	$ 33,932
Operating Income (Loss)	1,460	1,207
Total assets	32,219	32,037
Depreciation and amortization	1,838	2,240
Capital expenditures	1,657	2,694
Manufacturing [Member]
Net revenue	14,510	12,873
Operating Income (Loss)	260	(426)
Total assets	7,944	5,515
Depreciation and amortization	202	151
Capital expenditures	79	512
Testing Services [Member]
Net revenue	15,280	18,020
Operating Income (Loss)	1,010	1,955
Total assets	19,849	21,906
Depreciation and amortization	1,531	1,981
Capital expenditures	1,574	2,175
Distribution [Member]
Net revenue	4,542	2,866
Operating Income (Loss)	224	23
Total assets	662	854
Depreciation and amortization	2
Capital expenditures	4	6
RealEstate [Member]
Net revenue	122	173
Operating Income (Loss)	(100)	(129)
Total assets	3,306	3,635
Depreciation and amortization	103	108
Capital expenditures	0	1
Fabrication Services [Member]
Net revenue	0	0
Operating Income (Loss)	0
Total assets	30	30
Depreciation and amortization	0
Capital expenditures	0
CorporateAndUnallocated [Member]
Net revenue	0
Operating Income (Loss)	66	(216)
Total assets	428	$ 97
Depreciation and amortization	0
Capital expenditures	$ 0