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v3.21.1

LONG-TERM BORROWINGS (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 USD ($) Intallment | Dec. 31, 2020 USD ($)
Long-Term Borrowings [Abstract] |  |
Less: Current portion | $ (1,598) | $ (1,591)
Long-term Borrowings | 17,444 | 17,979
Principal Payments of Long-Term Loan [Abstract] |  |
Interest expense related to long-term borrowings incurred | 317 |
Interest expense charged to long-term borrowings | 0 |
Capitalized interest charged as other long-term assets | 317 |
China Merchants Bank [Member] |  |
Long-Term Borrowings [Abstract] |  |
Long-term debt | 19,042 | 19,570
Less: Current portion | (1,598) | (1,591)
Long-term Borrowings | $ 17,444 | 17,979
Number of installments for loan repayable | Intallment | 120 |
Last installment due date | Nov. 30, 2030 |
Annual interest rate | 4.65% |
Principal Payments of Long-Term Loan [Abstract] |  |
2021 | $ 1,191 |
2022 | 1,654 |
2023 | 1,733 |
2024 | 1,815 |
2025 and onwards | 12,649 |
Long-term debt | $ 19,042 | $ 19,570

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