STOCKHOLDERS' EQUITY (Details)	6 Months Ended
	Jun. 30, 2020 $ / shares shares
Stockholders' equity:
Warrants outstanding, beginning | shares	6,620,620
Issued | shares	2,066,667
Exercised | shares	(2,085,200)
Warrants outstanding, ending | shares	6,602,087
Average purchase price per share outstanding, beginning | $ / shares	$ 5.41
Issued | $ / shares	6.00
Exercised | $ / shares	4.92
Average purchase price per share outstanding, ending | $ / shares	$ 5.75