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SEGMENT INFORMATION (Schedule of Amount Relating From Revenue) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Disclosure of operating segments [abstract]      
Revenue from contracts with customers $ 101,980 $ 90,435 $ 97,035
Revenue from other sources
Total revenue $ 101,980 $ 90,435 $ 97,035