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FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)
 6 Months Ended
Jun. 30, 2020
Fair Value Disclosures [Abstract]  
Summary of Changes in Fair Value of Level 3 Liabilities
The following table sets forth a summary of changes in the fair value of Level 3 liabilities, the warrant associated with the Flex Pharma merger measured at fair value on a recurring basis for the three and six months ended June 30, 2020:
DescriptionBalance at December 31, 2019Change in Fair ValueBalance at June 30, 2020
Warrant liability$317,762  $(220,435) $97,327