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Stock-Based Compensation (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 29, 2020 | Mar. 31, 2021 | Dec. 31, 2020
Stock-Based Compensation (Details) [Line Items] |  |  |
Shares issued (in Shares) | 37,288 |  |
Market value, percentage | 30.00% |  |
Paid swedish social charges | $ 75,000 |  |
Stock related cost percentage | 30.00% |  |
Stock-based compensation expense | $ 77,000 | $ 23,000 |
Issuance of common stock |  | $ 154,000 |
Number of options outstanding (in Shares) |  | 9,500 |
Options outstanding, vested and expected to vest, aggregate intrinsic value |  | $ 0 |
Term of stock options description |  | Stock options granted under the 2006 and 2015 Plans are exercisable over a maximum term of ten years from the date of grant, vest in various installments over a one to four-year period and have exercise prices reflecting the market value of the shares of common stock on the date of grant. |
Minimum [Member] |  |  |
Stock-Based Compensation (Details) [Line Items] |  |  |
Future unearned bonus, percentage |  |  | 50.00%
Maximum [Member] |  |  |
Stock-Based Compensation (Details) [Line Items] |  |  |
Future unearned bonus, percentage |  |  | 67.00%
Employee Stock Option [Member] | 2020 Plan [Member] |  |  |
Stock-Based Compensation (Details) [Line Items] |  |  |
Aggregate shares of common stock, shares (in Shares) |  | 750,000 |

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