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Stock-Based Compensation - Schedule of Unrecognized Compensation Expense (Details) - Restricted Stock Units
$ in Millions
12 Months Ended
Dec. 31, 2020
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized stock-based compensation $ 0.6
Weighted average (years) 1 year 2 months 12 days