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Net (Loss) Income per Common Share - Narrative (Details)
12 Months Ended
Dec. 31, 2020
shares
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]  
Potential shares of common stock attributable to stock options excluded from net income per common share calculation (in shares) 0
Restricted Stock Units  
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]  
Potential shares of common stock attributable to stock options excluded from net income per common share calculation (in shares) 51,276