XML 49 R39.htm IDEA: XBRL DOCUMENT v3.20.2
STOCK-BASED COMPENSATION - Compensation expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
STOCK-BASED COMPENSATION        
Pre - tax cost $ 581 $ 544 $ 1,157 $ 1,082
After tax cost $ 453 $ 424 $ 902 $ 844