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SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended | 36 Months Ended |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2022 | Jan. 01, 2022 | Dec. 31, 2019
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Notes receivable | $ 2,196 | $ 11,144 |  | $ 2,196 |  |
Interest income from the short-term investments | $ 70 | 0 | $ 37 |  |  |
Estimated useful life term | 50 years |  |  |  |  |
Recognized impairment loss of long lived assets | $ 1,798 | $ 2,443 | $ 567 |  |  |
Impairment long lived asset held for use statement of income or comprehensive income extensible enumeration not disclosed flag | true | true | true |  |  |
Revenue recognized | $ 1,151 | $ 1,455 | $ 582 |  |  |
Amortized deferred subsidy | 538 | 269 | 166 |  |  |
Deferred subsidy income | 542 | 324 |  | 542 |  |
Deferred non current portion | 3,066 | 2,286 |  | 3,066 |  |
Operating lease right-of-use assets | 16,368 | 0 |  | 16,368 | $ 18,826 |
Present value of operating lease liabilities | 16,281 |  |  | 16,281 | 18,776 |
Operating lease liabilities, current | 1,934 | 0 |  | 1,934 |  |
Total cash, cash equivalents and restricted cash | $ 302,617 | $ 536,109 | $ 41,196 | $ 302,617 |  | $ 41,784
Net revenues percentage |  |  |  | 10.00% |  |
Percentage of accounts receivable | 10.00% | 10.00% |  | 10.00% |  |
Purchase percentage | 18.00% | 12.00% | 12.00% |  |  |
Stockholders' equity, including portion attributable to noncontrolling interest | $ (612,977) | $ (686,698) | $ 384,602 | $ (612,977) |  | 320,261
China, Yuan Renminbi |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Total cash, cash equivalents and restricted cash | $ 98,021 | 102,782 |  | 98,021 |  |
Minimum |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Warranty, term | 1 year |  |  |  |  |
Maximum |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Warranty, term | 8 years |  |  |  |  |
Accumulated deficit |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Stockholders' equity, including portion attributable to noncontrolling interest | $ 791,165 | $ 632,099 | $ 397,996 | $ 791,165 |  | $ 320,760
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Stockholders' equity, including portion attributable to noncontrolling interest |  |  |  |  | 866 |
Cumulative Effect, Period of Adoption, Adjustment | Accumulated deficit |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Stockholders' equity, including portion attributable to noncontrolling interest |  |  |  |  | $ 866 |

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