Annual report pursuant to Section 13 and 15(d)

SUBSEQUENT EVENTS (Details)

v3.22.0.1
SUBSEQUENT EVENTS (Details) - USD ($)
$ in Millions
Feb. 11, 2022
Dec. 31, 2021
Credit Facility with MidCap    
Subsequent Event [Line Items]    
Maximum borrowing capacity   $ 60.0
Credit Facility with MidCap | Tranche 3    
Subsequent Event [Line Items]    
Maximum borrowing capacity   20.0
Credit Facility with MidCap | Tranche 4    
Subsequent Event [Line Items]    
Maximum borrowing capacity   $ 20.0
Subsequent event | Second Amendment to Credit Facility with MidCap | Tranche 3    
Subsequent Event [Line Items]    
Available borrowing capacity $ 10.0  
Credit agreement funded 10.0  
Subsequent event | Second Amendment to Credit Facility with MidCap | Tranche 4    
Subsequent Event [Line Items]    
Available borrowing capacity 10.0  
Subsequent event | Second Amendment to Credit Facility with MidCap | Tranche 5    
Subsequent Event [Line Items]    
Maximum borrowing capacity $ 20.0