DISCONTINUED OPERATIONS (Revenues and Net Income (Loss)) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operations, net of taxes	$ 73	$ (1,173)
Assets held for sale	24		$ 31
Discontinued operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	100
Discontinued operations | Genetic Assays and Platforms and Patient Testing
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales	68	1,103
Cost of goods sold	15	1,183
Gross profit (loss)	53	(80)
Selling, general and administrative expense	(65)	1,025
Research and development expense	0	68
Operating income (loss) from discontinued operations	118	(1,173)
Loss on settlement of liability	(45)	0
Income (loss) from discontinued operations before income taxes	73	(1,173)
Income tax expense	0	0
Income (loss) from discontinued operations, net of taxes	$ 73	$ (1,173)