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STOCK-BASED COMPENSATION PLANS (Details) - Restricted share awards - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Jul. 31, 2019
May 31, 2019
May 31, 2018
Jun. 30, 2017
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Share-based compensation plans                
Unrecognized compensation expense         $ 131   $ 131  
Independent Directors                
Share-based compensation plans                
Granted to each individual (in shares) 81 889 1,126 1,065        
Granted (in shares) 324 3,556 3,378 3,195        
Award vesting period   1 year 1 year 1 year        
Stock-based compensation expense         $ 56 $ 38 $ 138 $ 124