XML 72 R60.htm IDEA: XBRL DOCUMENT v3.21.2
Commitments (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Lessee, Operating Lease, Description [Abstract]        
Amortization of right-of-use assets     $ 261 $ 242
Operating lease costs $ 108 $ 112 331 336
Cash paid for amounts included in measurement of operating lease liabilities $ 113 $ 113 $ 344 $ 344
Incremental borrowing rate     9.76%  
Weighted average remaining lease term 2 years 4 months 24 days   2 years 4 months 24 days  
Operating Lease Maturities [Abstract]        
Remaining 2021 $ 122   $ 122  
2022 371   371  
2023 242   242  
2024 186   186  
Total remaining lease payments 921   921  
Less: imputed interest (117)   (117)  
Total lease liabilities $ 804   $ 804  
Minimum [Member]        
Lessee, Operating Lease, Description [Abstract]        
Remaining lease term     1 year  
Maximum [Member]        
Lessee, Operating Lease, Description [Abstract]        
Remaining lease term     4 years  
Facility One [Member]        
Lessee, Operating Lease, Description [Abstract]        
Renewal option term 2 years   2 years  
Carlsbad Facility [Member]        
Lessee, Operating Lease, Description [Abstract]        
Renewal option term 5 years   5 years