LEASES - Schedule of Lease Costs (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Lease Cost
Operating lease cost	$ 68
Variable lease cost	34
Total lease cost	102
Other Information
Operating cash flows used for operating leases	$ 67
Operating Leases
Weighted average discount rate	10.00%
Weighted average remaining lease term (years)	2 years 9 months