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Share-Based Compensation Plans - Summary of Valuation Assumptions, Options (Details) - Stock options
12 Months Ended
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Risk free interest rate 0.39%
Risk free interest rate 0.42%
Expected volatility 51.60%
Expected volatility 52.50%
Minimum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected life (years) 6 years
Expected dividend yield 0.00%
Maximum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected life (years) 6 years 3 months
Expected dividend yield 0.00%