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Accrued Expenses and Other Current Liabilities (Tables) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020
Disclosure Text Block Supplement [Abstract] |  |
Schedule of accrued expenses and other current liabilities |
|  | December 31, 2020 |  | September 30, 2021
Payables to exiting investors |  | $ | 30,000 |  | $ | —
Payables for purchase of property, plant and equipment |  |  | 15,122 |  |  | 13,017
Product warranty |  |  | 4,296 |  |  | 18,690
Other current liabilities |  |  | 3,959 |  |  | 8,469
Accrued payroll and welfare |  |  | 2,704 |  |  | 2,818
Interest payable |  |  | 1,379 |  |  | 2,674
Accrued expenses |  |  | 1,696 |  |  | 1,972
Other tax payable |  |  | 1,472 |  |  | 425
Total |  | $ | 60,628 |  | $ | 48,065
|  | December 31, 2019 |  | December 31, 2020
Payable to exiting Investors |  | $ | — |  | $ | 30,000
Payables for purchase of property, plant and equipment |  |  | 23,515 |  |  | 15,122
Product warranty |  |  | 3,723 |  |  | 4,296
Accrued payroll and welfare |  |  | 2,577 |  |  | 2,704
Accrued expenses |  |  | 2,103 |  |  | 1,696
Deferred subsidy income-current |  |  | 127 |  |  | 215
Deposits received from the contractors |  |  | 275 |  |  | 102
Other tax payable |  |  | 494 |  |  | 1,472
Other current liabilities |  |  | 2,181 |  |  | 5,021
Total |  | $ | 34,995 |  | $ | 60,628

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- Definition Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses. + References No definition available. + Details
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