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Income Taxes - Effective Income Tax Rate Reconciliation (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Abstract]    
Tax provision at U.S. federal statutory rate 21.00% 0.00%
Nondeductible expenses 0.11% 0.00%
Fair value adjustments on earnout interests liability (65.06%) 0.00%
Fair value adjustments on derivative liability (16.60%) 0.00%
Fair value adjustments on convertible notes 12.66% 0.00%
Transaction costs (21.91%) 0.00%
R&D credit (3.18%) 0.00%
State taxes, net of federal benefit (20.33%) 0.00%
Change in valuation allowance adjustment 92.00% 0.00%
Other 1.32% 0.00%
Effective tax rate 0.01% 0.00%