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Stockholders' Equity (Details) - Schedule of preferred stock activities - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Series B Preferred Stock [Member] |  |
Stockholders' Equity (Details) - Schedule of preferred stock activities [Line Items] |  |
Beginning balances |  | 82
Beginning balances |  |
Ending balances |  |
Ending balances |  |
Conversion of Series B Preferred Stock to common stock |  | (82)
Conversion of Series B Preferred Stock to common stock |  |
Issuance of Preferred Shares for cash |  |
Issuance of Preferred Shares for cash |  |
Series C-2 Preferred Stock issued for repayment of short-term borrowings and accrued interest |  |
Series C-2 Preferred Stock issued for repayment of short-term borrowings and accrued interest |  |
Conversion of Preferred Shares to common stock |  |
Conversion of Preferred Shares to common stock |  |
Conversion of Preferred Shares to common stock |  |
Conversion of Preferred Shares to common stock |  |
Series C-1 Preferred Shares [Member] |  |
Stockholders' Equity (Details) - Schedule of preferred stock activities [Line Items] |  |
Beginning balances |  |
Beginning balances |  |
Ending balances |  |
Ending balances |  |
Conversion of Series B Preferred Stock to common stock |  |
Conversion of Series B Preferred Stock to common stock |  |
Issuance of Preferred Shares for cash | 365 |
Issuance of Preferred Shares for cash | $ 365 |
Series C-2 Preferred Stock issued for repayment of short-term borrowings and accrued interest |  |
Series C-2 Preferred Stock issued for repayment of short-term borrowings and accrued interest |  |
Conversion of Preferred Shares to common stock | 365 |
Conversion of Preferred Shares to common stock | (365) |
Conversion of Preferred Shares to common stock | $ (365) |
Series C-1 Preferred Shares and Series C-2 Preferred Shares [Member] |  |
Stockholders' Equity (Details) - Schedule of preferred stock activities [Line Items] |  |
Beginning balances |  |
Beginning balances |  |
Ending balances |  |
Ending balances |  |
Conversion of Series B Preferred Stock to common stock |  |
Conversion of Series B Preferred Stock to common stock |  |
Issuance of Preferred Shares for cash | 3,567 |
Issuance of Preferred Shares for cash | $ 3,567 |
Series C-2 Preferred Stock issued for repayment of short-term borrowings and accrued interest | 517 |
Series C-2 Preferred Stock issued for repayment of short-term borrowings and accrued interest | $ 517 |
Conversion of Preferred Shares to common stock | 4,084 |
Conversion of Preferred Shares to common stock | $ 4,084 |
Conversion of Preferred Shares to common stock | (4,084) |
Conversion of Preferred Shares to common stock | $ (4,084) |

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