Quarterly report pursuant to Section 13 or 15(d)

Earnings (Loss) Per Share (Details)

v3.21.2
Earnings (Loss) Per Share (Details) - $ / shares
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]          
Common stock, par value (in dollars per share) $ 0.01   $ 0.01   $ 0.01
Number of common stock warrant and common stock options exercised (in shares) 63,625 0 181,125 0  
Number of common stock issued for stock warrant and stock options exercised (in shares) 63,625 0 181,125 0  
Shares surrendered in lieu of cash payment (in shares) 0   0    
Common Stock          
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]          
Dilutive potential shares (in shares) 64,292,882 69,505,513 69,861,689 69,347,867