WARRANT DERIVATIVE LIABILITY - Schedule of Level 3 Financial Liabilities (Details) - USD ($)	6 Months Ended
Jun. 30, 2021	Jun. 30, 2020
Changes in the fair value of the warrant derivative liability
Beginning balance	$ 561,368	$ 4,620,593
Warrant exercise	(1,523,117)	(82,241)
Change in fair value of warrants derivative liability	1,095,983	(1,375,619)
Ending balance	$ 134,234	$ 3,162,733

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 210
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