OTHER LONG-TERM ASSETS - Schedule of other long-term assets (Detail) - USD ($) $ in Thousands |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Other Assets, Noncurrent Disclosure [Abstract] | ||
| Investment in non-marketable securities | $ 0 | $ 166 |
| Deferred transaction costs | 0 | 371 |
| Other long-term assets | $ 0 | $ 537 |
| X | ||||||||||
- Definition The carrying amount of deferred costs. No definition available.
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| X | ||||||||||
- Definition Amount of noncurrent assets classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of long-term investments classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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