NET LOSS PER SHARE (Tables)

6 Months Ended

Jun. 30, 2021

Earnings Per Share [Abstract]

Dilutive Securities Excluded from Calculation of Diluted Earnings Per Share

The following table sets forth securities outstanding that could potentially dilute the calculation of diluted earnings per share:

	For the three and six months ended June 30,
	2021		2020
Stock options outstanding		7,418,204		9,716,529
Warrants to purchase common stock - liability classified		2,036,733		2,156,153
Warrants to purchase common stock - equity classified		1,418,116		1,457,856
Unvested restricted stock units		7,537,088		9,391,556
Total		18,410,141		22,722,094