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Noncontrolling Interests (Tables) | 12 Months Ended
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Dec. 31, 2020
Noncontrolling Interest [Abstract] |
Schedule of noncontrolling shareholders in MPS |
|  | November 2, 2018
Expected liquidation date |  | December 31, 2021
Length of Holding Period Restriction in years |  | 3.16
Volatility per year |  | 48%
Dividend Yield expressed as % of stock price |  | 0.00
Schedule of noncontrolling interests of Hongwei |
|  | Amounts USD
Balances as of December 31, 2017 |  | $ | 60,571 |
Transferred from liabilities(i) |  |  | 18,841 |
Accrual for performance guarantee compensation |  |  | 1,168 |
Net loss attributable to noncontrolling interests shareholders |  |  | (1,016 | )
Foreign currency translation adjustment attributed to noncontrolling interest shareholders |  |  | 1,874 |
Reclassification to redeemable noncontrolling interests(ii) |  |  | (81,438 | )
Balances as of December 31, 2018 |  | $ | — |
Schedule of noncontrolling interests of Hongwei |
|  | Amounts USD
Balances as of December 31, 2017 |  | $ | (1,066 | )
Net loss attributable to noncontrolling interests shareholders |  |  | (4,783 | )
Foreign currency translation adjustment attributed to noncontrolling interest shareholders |  |  | 185 |
Balances as of December 31, 2018 |  | $ | (5,664 | )
Net loss attributable to noncontrolling interests shareholders |  |  | (2,123 | )
Foreign currency translation adjustment attributed to noncontrolling interest shareholders |  |  | 16 |
Acquisition of noncontrolling interests |  |  | 7,771 |
Balances as of December 31, 2019 |  | $ | — |

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