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Stock-Based Compensation - RSUs Weighted Average Fair Value Assumptions (Details)
3 Months Ended
Mar. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected term (in years) 1 month 27 days
Risk-free interest rate 0.03%
Expected dividend yield 0.00%
RSUs  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected term (in years) 5 years
Expected volatility 60.00%
Risk-free interest rate 0.50%
Expected dividend yield 0.00%