XML 111 R94.htm IDEA: XBRL DOCUMENT v3.19.2
EMPLOYEE STOCK COMPENSATION - Summary of SARs Activity (Details) - Stock appreciation rights - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2019
Dec. 31, 2018
Number of Shares        
Outstanding at beginning of period (in shares) 1,559,012 1,559,012 1,559,012  
Outstanding at end of period (in shares) 1,559,012 1,559,012 1,559,012 1,559,012
Exercisable at end of period (in shares) 1,559,012   1,559,012  
Weighted-Average Exercise Price Per Share        
Outstanding at beginning of period (in dollars per share) $ 11.60 $ 11.60 $ 11.60  
Outstanding at end of period (in dollars per share) 11.60 $ 11.60 11.60 $ 11.60
Exercisable at end of period (in dollars per share) $ 11.60   $ 11.60  
Weighted-Average Remaining Contract Term        
Outstanding 3 years 2 months 12 days 3 years 4 months 24 days 3 years 2 months 12 days 3 years 7 months 6 days
Exercisable at end of period 3 years 2 months 12 days   3 years 2 months 12 days  
Aggregated Intrinsic Value        
Outstanding $ 3,691 $ 3,488 $ 3,691 $ 2,662
Exercisable at end of period $ 3,691   $ 3,691