NET SALES SERVICE REVENUE AND ACCOUNTS RECEIVABLE (Schedule of Net Revenues) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	$ 791	$ 303
Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	303	303
Biomarker Testing and Clinical Project Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	488
Medicaid [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	12	12
Medicaid [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	12	12
Medicaid [Member] | Biomarker Testing and Clinical Project Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments
Medicare [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	134	158
Medicare [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	134	158
Medicare [Member] | Biomarker Testing and Clinical Project Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments
Self-Pay [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	26	20
Self-Pay [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	26	20
Self-Pay [Member] | Biomarker Testing and Clinical Project Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments
Third-Party Payor [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	131	113
Third-Party Payor [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	131	113
Third-Party Payor [Member] | Biomarker Testing and Clinical Project Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments
Contract Diagnostic Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	488
Contract Diagnostic Services [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments
Contract Diagnostic Services [Member] | Biomarker Testing and Clinical Project Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	$ 488