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Net Income (Loss) Per Share - Summary of Common Stock Issuance (Details) - USD ($)
3 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Subsidiary, Sale of Stock [Line Items]    
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock issued for investment $ 118,777,000  
Aggregate Value of ATM Program $ 100,000,000