BUSINESS SEGMENTS (Details 2) (USD $)	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Net sales	$ 7,351,000	$ 6,619,000	$ 17,098,000	$ 15,418,000
Operating (loss) income	(586,000)	(1,606,000)	(848,000)	(2,527,000)
Total assets	34,033,000	36,649,000	34,033,000	36,649,000
Depreciation and amortization	641,000	679,000	1,266,000	1,365,000
Capital expenditures	92,000	669,000	765,000	1,132,000
Manufacturing [Member]
Net sales	3,079,000	3,216,000	8,371,000	6,014,000
Operating (loss) income	(191,000)	(265,000)	(431,000)	(580,000)
Total assets	9,777,000	10,385,000	9,777,000	10,385,000
Depreciation and amortization	44,000	51,000	90,000	108,000
Capital expenditures	13,000	4,000	19,000	8,000
Testing Services [Member]
Net sales	3,769,000	2,815,000	7,678,000	6,106,000
Operating (loss) income	(34,000)	(800,000)	70,000	(1,142,000)
Total assets	19,292,000	19,892,000	19,292,000	19,892,000
Depreciation and amortization	569,000	563,000	1,120,000	1,125,000
Capital expenditures	78,000	664,000	745,000	1,117,000
Distribution [Member]
Net sales	340,000	85,000	684,000	403,000
Operating (loss) income	38,000	(12,000)	84,000	9,000
Total assets	378,000	198,000	378,000	198,000
Depreciation and amortization	1,000	1,000	2,000	2,000
Capital expenditures	1,000		1,000
Real Estate [Member]
Net sales	33,000	48,000	63,000	95,000
Operating (loss) income	(57,000)	(9,000)	(121,000)	(15,000)
Total assets	4,161,000	4,423,000	4,161,000	4,423,000
Depreciation and amortization	27,000	19,000	54,000	38,000
Capital expenditures
Fabrication [Member]
Net sales			302,000	2,800,000
Operating (loss) income			(458,000)	(465,000)
Total assets			367,000	1,699,000
Depreciation and amortization
Capital expenditures				7,000
Corporate And Unallocated [Member]
Net sales
Operating (loss) income	8,000	(242,000)	8,000	(334,000)
Total assets	58,000	52,000	58,000	52,000
Depreciation and amortization
Capital expenditures