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STOCKHOLDERS' EQUITY, Share Repurchase Program (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 08, 2021 | Jan. 28, 2021 | Dec. 31, 2021 | Jan. 27, 2021 | Dec. 31, 2020 | Aug. 09, 2020
Stockholders' Equity Note [Abstract] |  |  |  |  |  |
Common stock, par value (in dollars per share) |  |  | $ 0.0024 |  | $ 0.0024 |
Purchase price |  |  | $ 2,738 |  |  |
Share Repurchase Program [Member] |  |  |  |  |  |
Stockholders' Equity Note [Abstract] |  |  |  |  |  |
Remaining repurchase of common stock |  |  | $ 5,000 |  | $ 5,000 |
Repurchase of common stock (in shares) | 212,690 | 500,000 |  |  |  |
Common stock, par value (in dollars per share) | $ 0.0024 | $ 0.0024 |  |  |  |
Purchase price per share (in dollars per share) | $ 5.00 | $ 3.35 |  |  |  |
Purchase price | $ 1,100 | $ 1,700 |  |  |  |
Percentage of outstanding common stock | 2.40% |  |  | 5.50% |  |
Maximum [Member] | Share Repurchase Program [Member] |  |  |  |  |  |
Stockholders' Equity Note [Abstract] |  |  |  |  |  |
Repurchase of common stock shares |  |  |  |  |  | $ 5,000

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