Annual report pursuant to Section 13 and 15(d)

A summary of the stock option activity and related information for the Plans for the years ended December 31, 2021, and 2020 is as follows: (Details)

v3.22.0.1
A summary of the stock option activity and related information for the Plans for the years ended December 31, 2021, and 2020 is as follows: (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Share-based Payment Arrangement [Abstract]      
Outstanding at beginning, shares 10,209,286 109,036  
Beginning, Weighted-Average Exercise Price $ 2.93   $ 199.57
Weighted Average Remaining Contractual Term   9 years 3 months 3 days 8 years 7 months 6 days
Beginning, Aggregate Intrinsic Value $ 131,558  
Grants, shares 15,572,190 10,100,250  
Weighted-Average Exercise Price, Grants $ 1.28 $ 0.81  
Exercised, shares  
Exercised, Weighted-Average Exercise Price  
Forfeitures or expirations, shares (1,214)  
Weighted-Average Exercise Price, Forfeitures or expirations $ 2,155.81  
Outstanding at end 25,780,262 10,209,286 109,036
Ending, Weighted-Average Exercise Price $ 1.83 $ 2.93  
Ending, Aggregate Intrinsic Value $ 131,558  
Weighted Average Remaining Contractual Term 8 years 9 months 29 days    
Exercisable at end 5,747,787    
Exercisable at end, Weighted-Average Exercise Price $ 3.91    
Exercisable at end, Weighted Average Remaining Contractual Term 8 years 2 months 15 days    
Exercisable at end, Aggregate Intrinsic Value