INCOME TAXES - Narrative (Details)	3 Months Ended				6 Months Ended
	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Jun. 30, 2019 USD ($) quarter	Jun. 30, 2018 USD ($)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Effective income tax rate					0.00%
U.S. federal income tax rate					21.00%
Number of quarters of cumulative loss | quarter					12
Operating loss carryforwards	$ 65,900,000				$ 65,900,000
Pre-tax loss	629,765	$ 5,068,995	$ (2,661,804)	$ 2,208,083	5,698,760	$ (453,721)
Retained Earnings
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-tax loss	$ 427,436	$ 4,963,564	$ (2,530,068)	$ 2,258,622	$ 5,400,000