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Fair Value of Financial Instruments (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020
Level 3 [Member] |  |
Fair Value of Financial Instruments (Details) [Line Items] |  |
Fair value of warrant liability | $ 39,220,000 | $ 17,783,000

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