XML 53 R43.htm IDEA: XBRL DOCUMENT v3.19.2
STOCK-BASED COMPENSATION - Compensation expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
STOCK-BASED COMPENSATION        
Pre - tax cost $ 544 $ 528 $ 1,082 $ 1,044
After tax expense $ 424 $ 411 $ 844 $ 814