Annual report pursuant to Section 13 and 15(d)

POST-RETIREMENT OBLIGATIONS (Details)

v3.20.1
POST-RETIREMENT OBLIGATIONS (Details) - Postretirement Benefits - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]    
Deferred compensation arrangement with individual, amount of post-retirement obligation outstanding $ 339 $ 377
Defined benefit plan, benefits paid $ 21 $ 18