Annual report pursuant to Section 13 and 15(d)

Share-based Compensation, Stock Option Plan Activity (Details)

v3.22.1
Share-based Compensation, Stock Option Plan Activity (Details) - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Feb. 22, 2021
Nov. 05, 2020
Ocuphire Stock Options [Abstract]          
Share based compensation $ 1,914,000 $ 1,506,000      
Inducement Plan [Member]          
Ocuphire Stock Options [Abstract]          
Common stock reserved for issuance (in shares)       325,258  
2020 Equity Incentive Plan [Member]          
Ocuphire Stock Options [Abstract]          
Common stock reserved for issuance (in shares)         1,000,000
2020 Equity Incentive Plan [Member] | Maximum [Member]          
Ocuphire Stock Options [Abstract]          
Common stock reserved for issuance (in shares)         70,325
2018 Equity Incentive Plan [Member]          
Ocuphire Stock Options [Abstract]          
Common stock reserved for issuance (in shares) 0   1,175,000    
Vesting period 48 months        
Weighted Average Exercise Price [Abstract]          
Aggregate Intrinsic Value $ 345,000 $ 175,000      
Weighted average fair value per share of options granted (in dollars per share) $ 3.49 $ 2.77      
Ocuphire Stock Options [Member] | 2018 Equity Incentive Plan [Member]          
Ocuphire Stock Options [Abstract]          
Share based compensation $ 1,800,000 $ 1,400,000      
Number of Options [Roll Forward]          
Outstanding, beginning balance (in shares) 1,784,198 1,037,705      
Granted (in shares) 420,300 830,167      
Exercised (in shares) (73,442) (40,672)      
Forfeited/Cancelled (in shares) (34,220) (43,002)      
Outstanding, ending balance (in shares) 2,096,836 1,784,198 1,037,705    
Vested and exercisable (in shares) 1,281,263        
Weighted Average Exercise Price [Abstract]          
Outstanding, beginning balance (in dollars per share) $ 2.17 $ 1.06      
Granted (in dollars per share) 5.72 3.50      
Exercised (in dollars per share) 0 0      
Forfeited/Cancelled (in dollars per share) 0 0      
Outstanding, ending balance (in dollars per share) 2.97 $ 2.17 $ 1.06    
Vested and exercisable (in dollars per share) $ 1.88        
Weighted Average Remaining Contractual Term (years) 8 years 2 months 12 days 8 years 10 months 13 days 9 years 2 months 12 days    
Vested and exercisable 7 years 7 months 17 days        
Aggregate Intrinsic Value [1] $ 2,795,000 $ 7,744,000 $ 1,374,000    
Aggregate Intrinsic Value, Vested and exercisable [1] $ 2,370,000        
Aggregate intrinsic value (in dollars per share) $ 3.73 $ 6.49      
Weighted average fair value per share of options granted (in dollars per share) $ 4.36 $ 3.92      
[1] The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying options and the fair value of our common stock as of December 31, 2021 and 2020 of $3.73 and $6.49 per share (as adjusted for the Exchange Ratio), respectively.