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Net Income (Loss) Per Share - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Earnings Per Share [Abstract]        
Number of anti-dilutive shares excluded from diluted weighted average common shares outstanding 337,541   444,998  
Dividends $ 0 $ 0 $ 0 $ 0