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SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE (Schedule of Net Revenues) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	$ 808	$ 316	$ 2,498	$ 935
Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	640	316	1,474	935
Biomarker Testing and Clinical Project Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	168		1,024
Medicaid [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	15	4	38	24
Medicaid [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	15	4	38	24
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	288	165	703	454
Medicare [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	288	165	703	454
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	48	33	94	87
Self-Pay [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	48	33	94	87
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	289	114	639	370
Third-Party Payor [Member] | Diagnostic Testing [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	289	$ 114	639	370
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	168		1,024
Contract Diagnostic Services [Member] | Biomarker Testing and Clinical Project Services [Member]
Disaggregation of Revenue [Line Items]
Revenues, net of contractual allowances and adjustments	$ 168		$ 1,024

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(d))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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