XML 31 R21.htm IDEA: XBRL DOCUMENT v3.22.2
Stockholders' Equity (Deficit) (Tables)
6 Months Ended
Jun. 30, 2022
Stockholders' Equity (Deficit)  
Schedule of warrants outstanding to purchase common stock

​

​

​

​

​

​

​

​

​

​

​

​

​

​

Exercise

​

Expiration

​

    

Outstanding

​

    

price

    

dates

Common stock warrants

 

8,379

​

$

28.65

 

2028

Common stock warrants

 

80,177

​

 

28.65

 

2027

​

 

88,556

​

​

​

​

​