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

Stock Based Compensation - Legacy NeuroRx 2016 Omnibus Incentive Plan (Details)

v3.22.1
Stock Based Compensation - Legacy NeuroRx 2016 Omnibus Incentive Plan (Details)
$ in Millions
12 Months Ended
Dec. 31, 2021
USD ($)
Vested substitute options  
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]  
Share-based Payment Arrangement, Plan Modification, Incremental Cost $ 1.0
Vested substitute options | General and Administrative Expense [Member]  
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]  
Share-based Payment Arrangement, Plan Modification, Incremental Cost 1.0
Vested substitute options | Research and Development Expense [Member]  
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]  
Share-based Payment Arrangement, Plan Modification, Incremental Cost 0.1
Unvested substitute options  
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]  
Share-based Payment Arrangement, Plan Modification, Incremental Cost $ 25.9