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Stockholders' Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
6 Months Ended
Jun. 30, 2021
Feb. 28, 2021
Dec. 31, 2020
Class of Stock [Line Items]      
Treasury stock, eliminated (in shares)   1,164,847  
Treasury stock (in shares) 700,000   0
Common Stock      
Class of Stock [Line Items]      
Treasury stock, shares acquired (in shares) 700,000    
Treasury stock acquired, nonrefundable prepayment     $ 4.4
Treasury stock acquired, price per share (in dollars per share) $ 6.35