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

Notes Payable - Notes payable and Accrued Interest (Details)

v3.22.1
Notes Payable - Notes payable and Accrued Interest (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Feb. 12, 2020
Jul. 01, 2019
Carrying value of notes payable $ 500 $ 774    
Accrued interest 18 23 $ 400  
Note payable 518 797    
Notes payable and accrued interest, current 518 249    
Notes payable and accrued interest, non-current   548    
Relief loan [Member]        
Note Payable - Related Party $ 500 500    
Paycheck Protection Program Loans [Member]        
Note Payable - Related Party   120    
Vendor        
Note Payable - Related Party   $ 154   $ 200