Quarterly report pursuant to Section 13 or 15(d)

Lease Obligations - Narrative (Details)

v3.21.1
Lease Obligations - Narrative (Details)
$ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Feb. 28, 2021
USD ($)
Mar. 31, 2021
USD ($)
extension_option
Mar. 31, 2020
USD ($)
Dec. 31, 2020
USD ($)
ft²
Aug. 31, 2020
USD ($)
Mar. 12, 2020
Lessee, Lease, Description [Line Items]            
Right-of-use assets   $ 5,761   $ 5,489    
Total lease liabilities   $ 8,881   $ 8,407    
Incremental borrowing rate   5.18%        
Total lease costs   $ 309 $ 142      
Minimum lease payments   11,657        
Capital expenditure payments $ 11,800          
Minimum finance lease liability payments due   91,000        
Victoria, British Columbia            
Lessee, Lease, Description [Line Items]            
Area of property (in sqft) | ft²       13,206    
Right-of-use assets   400        
Total lease liabilities   $ 400        
Incremental borrowing rate   4.08%        
Minimum lease payments         $ 3,300  
Rockville, Maryland            
Lessee, Lease, Description [Line Items]            
Right-of-use assets   $ 5,400   $ 5,500    
Total lease liabilities   $ 8,500   8,400    
Incremental borrowing rate           5.20%
Remaining lease term   11 years        
Number of extension options | extension_option   2        
Lease extension term   5 years        
Lease termination option term   7 years        
Proceeds from tenant improvements       $ 2,300