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Organization and Basis of Presentation (Details) - $ / shares | 1 Months Ended |  |
--- | --- | --- | ---
Jan. 25, 2019 | Jun. 30, 2021 | Dec. 31, 2020
Business Acquisition [Line Items] |  |  |
Common stock, par value |  | $ 0.01 | $ 0.01
StockCross [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Equity method investment in StockCross | 15.00% |  |
Percentage of remaining interest in StockCross purchased | 85.00% |  |
Issuance of common stock in StockCross acquisition | 3,298,774 |  |

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