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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Jun. 30, 2021
Dec. 31, 2020
Statement Of Financial Position [Abstract]    
Preferred stock, par value per share $ 0.01 $ 0.01
Preferred stock, shares authorized 100,000,000 100,000,000
Preferred stock, shares issued 0 0
Common stock, par value per share $ 0.01 $ 0.01
Common stock, shares authorized 300,000,000 300,000,000
Common stock, shares issued 132,125,107 129,612,117
Common stock, shares outstanding 132,125,107 129,612,117