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ACCOUNTS RECEIVABLE (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Dec. 31, 2020
ACCOUNTS RECEIVABLE      
Trade receivables $ 38,507 $ 47,352  
Allowance for doubtful accounts (1,216) (665) $ (500)
Total accounts receivable $ 37,291 $ 46,687