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OTHER BALANCE SHEET DETAILS - Schedule of Intangible Assets and Goodwill (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Intangible Assets (Excluding Goodwill) |  |  |  |  |
Balance at beginning of year |  | $ 50,729,000 | $ 50,729,000 | $ 53,760,000 |
Foreign currency translation adjustment |  |  | $ 618,000 | (3,031,000) |
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | Impairment of goodwill and indefinite-lived intangible assets |  |
Impairment of indefinite-lived intangible asset | $ (51,400,000) |  | $ (51,347,000) | 0 |
Balance at end of year |  |  | 0 | 50,729,000 | $ 53,760,000
Goodwill |  |  |  |  |
Balance at beginning of year |  | 37,552,000 | 37,552,000 | 39,702,000 |
Foreign currency translation adjustment |  |  | 586,000 | (2,150,000) |
Impairment of goodwill |  | $ (38,100,000) | (38,138,000) | 0 | 0
Balance at end of year |  |  | $ 0 | $ 37,552,000 | $ 39,702,000

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