XML 62 R47.htm IDEA: XBRL DOCUMENT v3.20.4
5. Commitments and Contingencies (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Operating Lease Cost    
Operating lease expense $ 566 $ 712
Short term lease expense 118 85
Variable lease expense 105 102
Sub lease income 0 (117)
Total operating lease cost 789 782
Finance lease cost    
Amortization of right-of-use-assets 249 0
Interest on lease liabilities 68 0
Total finance lease cost $ 317 $ 0