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Debt - LockBody Therapeutics Ltd Convertible Term Notes (Details)
$ in Thousands, £ in Millions
1 Months Ended 11 Months Ended 12 Months Ended
Nov. 30, 2020
GBP (£)
Jul. 31, 2019
GBP (£)
Dec. 31, 2021
USD ($)
Dec. 31, 2021
USD ($)
Short-term Debt [Line Items]        
Conversion price, discount percentage, next qualified fundraising       20.00%
Conversion price, discount percentage, change in control       50.00%
Aggregate debt discounts | $     $ 700 $ 700
Forgiveness of convertible term loan | $     $ 6,199  
Convertible Term Notes Due August 2021        
Short-term Debt [Line Items]        
Proceeds from convertible debt | £ £ 1.0 £ 3.0    
Convertible Term Notes Due August 2021 | Convertible Notes Payable        
Short-term Debt [Line Items]        
Face amount | £   £ 5.0    
Stated interest rate   2.00%