INCOME TAXES - Reconciliation of Total Amounts of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |||
Unrecognized tax benefits - at beginning of year | $ 691 | $ 417 | $ 124 |
Increases in balances related to tax positions taken in prior years | 23 | 0 | 80 |
Decreases in balances related to tax positions taken in prior years | (63) | (13) | 0 |
Increases in balances related to tax positions taken in current year | 614 | 287 | 213 |
Lapses in statutes of limitations | 0 | 0 | 0 |
Unrecognized tax benefits - at end of year | $ 1,265 | $ 691 | $ 417 |