Quarterly report pursuant to Section 13 or 15(d)

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

v3.21.2
Share-based Compensation, Stock Option Plan Activity (Details) - USD ($)
3 Months Ended 6 Months Ended
Jan. 01, 2021
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Feb. 22, 2021
Nov. 05, 2020
Ocuphire Stock Options [Abstract]              
Share based compensation   $ 463,000 $ 316,000 $ 957,000 $ 377,000    
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)   1,241,387   1,241,387      
Inducement Plan [Member]              
Ocuphire Stock Options [Abstract]              
Common stock reserved for issuance (in shares)           325,258  
2020 Plan Evergreen Provision [Member]              
Ocuphire Stock Options [Abstract]              
Percentage of common stock shares outstanding       5.00%      
Number of shares added (in shares) 544,125            
Granted (in shares)   218,000 211,592 259,800 211,592    
2020 Plan Evergreen Provision [Member] | Minimum [Member]              
Ocuphire Stock Options [Abstract]              
Vesting period       6 months 12 months    
2020 Plan Evergreen Provision [Member] | Maximum [Member]              
Ocuphire Stock Options [Abstract]              
Period of shares reserved under plan       10 years      
Vesting period       48 months 21 months    
Ocuphire Stock Options [Member] | 2020 Plan Evergreen Provision [Member]              
Ocuphire Stock Options [Abstract]              
Share based compensation   $ 434,000 $ 316,000 $ 880,000 $ 377,000    
Stock option exercised (in shares)       7,386      
Aggregate intrinsic value   $ 74,000   $ 74,000      
Weighted average fair value per share of options vesting (in dollars per share)   $ 4.50 $ 5.98 $ 4.85 $ 5.98