XML 157 R73.htm IDEA: XBRL DOCUMENT v3.20.4
Borrowings - Credit facility (Details)
1 Months Ended 12 Months Ended
Nov. 23, 2020
USD ($)
Oct. 16, 2019
USD ($)
Jul. 25, 2019
USD ($)
May 31, 2019
USD ($)
Feb. 28, 2018
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Oct. 08, 2019
USD ($)
Disclosure of detailed information about borrowings [line items]                
Repayments of borrowings $ 278,000         $ 299,000 $ 14,055,000  
Borrowings           15,000 36,000  
Credit facility                
Disclosure of detailed information about borrowings [line items]                
Borrowing commitment               $ 15,000,000
MRR, multiplier number     6          
Maturity extension term     364 days          
Standby fee rate     0.50%          
Proceeds from borrowings     $ 7,000,000          
Repayments of borrowings   $ 7,000,000            
Borrowings           $ 0 $ 0  
Credit facility | Deferred financing costs                
Disclosure of detailed information about borrowings [line items]                
Borrowings     $ 142,000          
Credit facility | LIBOR                
Disclosure of detailed information about borrowings [line items]                
Adjustment to interest rate basis (as a percent)     2.75%          
Credit facility | Maximum                
Disclosure of detailed information about borrowings [line items]                
Gross retention rate     100.00%          
Secured debentures                
Disclosure of detailed information about borrowings [line items]                
Proceeds from borrowings       $ 3,000,000 $ 4,000,000      
Repayments of borrowings     $ 7,000,000