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EARNINGS PER SHARE (Details 4) - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Profit or loss [abstract]      
Basic profit (loss) per share $ (0.17) $ (0.33) $ (0.87)
Diluted profit (loss) per share $ (0.16) $ (0.33) $ (0.87)