Post-effective amendment to a registration statement that is not immediately effective upon filing

COMMON STOCK AND CONVERTIBLE PREFERRED STOCK (Details 4)

v3.21.2
COMMON STOCK AND CONVERTIBLE PREFERRED STOCK (Details 4)
Dec. 31, 2020
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Total common stock reserved for future issuance 9,330,341
Future Grants [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Total common stock reserved for future issuance 2,660,533
Convertible Preferred Stock [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Total common stock reserved for future issuance 4,918,446
Warrants [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Total common stock reserved for future issuance 505,282
Employee Stock Plans [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Total common stock reserved for future issuance 1,246,080