SHAREHOLDERS' EQUITY - RSU Vested Period (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Stockholders' Equity Note [Abstract]
Other current liabilities	$ 351	$ 437
Other long-term liabilities	92	477
Total	$ 443	$ 914

Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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