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EARNINGS PER SHARE - Schedule of weighted average shares (denominator) used in the basic and dilutive earnings per share (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Schedule of weighted average shares (denominator) used in the basic and dilutive earnings per share [Abstract] |  |  |  |
Net income | $ 6,713 | $ 2,574 | $ 12,860 | $ 480
Weighted average shares outstanding, basic (in shares) | 59,061,000 | 38,617,000 | 58,588,000 | 38,224,000
Effect of dilution (in shares) | 1,162,000 | 2,399,000 | 1,206,000 | 2,017,000
Adjusted weighted average shares outstanding, dilutive (in shares) | 60,223,000 | 41,016,000 | 59,794,000 | 40,241,000
Basic earnings per shares (in dollars per share) | $ 0.11 | $ 0.07 | $ 0.22 | $ 0.01
Dilutive earnings per share (in dollars per share) | $ 0.11 | $ 0.06 | $ 0.22 | $ 0.01

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