XML 97 R87.htm IDEA: XBRL DOCUMENT v3.23.3
STOCK-BASED COMPENSATION PLANS - Summary of stock-based compensation expense (benefit) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
STOCK-BASED COMPENSATION PLANS        
Total stock-based compensation expense $ 611 $ 400 $ 1,516 $ 1,637
Restricted stock units        
STOCK-BASED COMPENSATION PLANS        
Total stock-based compensation expense 313 230 907 1,072
Performance restricted stock units        
STOCK-BASED COMPENSATION PLANS        
Total stock-based compensation expense 295 119 652 530
Total awards classified as equity        
STOCK-BASED COMPENSATION PLANS        
Total stock-based compensation expense 608 349 1,559 1,602
Stock appreciation rights        
STOCK-BASED COMPENSATION PLANS        
Total stock-based compensation expense $ 3 $ 51 $ (43) $ 35