DISCONTINUED OPERATIONS (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts receivable, net	$ 131		$ 131
Inventory, net	214		214
Prepayments and other current assets	0		0
Total current assets	345		345
Property, plant and equipment, net	0		0
Total assets	345		345
Total current liabilities	13		13
Net Sales		163		326
Income from operations		458		517
Loss on sale	0	347	(9)	406
provision for tax on discontinued activities		111
Net (loss)/income		347		406
Basic and diluted		$ 30.00		$ 40.00
Basic and diluted		10,667		10,667
Test Product Line [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net Sales	0		0
Income from operations	0	42	0	101
Loss on sale	0		(9)
Net (loss)/income	0	42	(9)	101
Basic and diluted	$ 0.00	$ 0.00	$ 0.00	$ 0.01
Basic and diluted	10,683	10,667	10,683	10,667
ACC [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income from operations		416		416
provision for tax on discontinued activities		111		111
Net (loss)/income		$ 305		$ 305
Basic and diluted		$ 30.00		$ 30.00
Basic and diluted		10,667		10,667