XML 51 R40.htm IDEA: XBRL DOCUMENT v3.20.2
Leases - Rent Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Leases        
Rent expense $ 172 $ 192 $ 359 $ 363