XML 68 R55.htm IDEA: XBRL DOCUMENT v3.21.1
Leases - Maturities of operating lease liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Leases    
2021 $ 689  
2022 634  
2023 610  
2024 306  
2025 69  
Total lease payments 2,308  
Less: Imputed interest (240)  
Total operating lease liabilities $ 2,068 $ 2,598