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Common and Preferred Stock - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
 1 Months Ended 9 Months Ended
Feb. 28, 2025
Feb. 28, 2018
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Class of Stock [Line Items]          
Common stock, shares authorized     800,000,000   800,000,000
Common stock, par value     $ 0.01   $ 0.01
Undesignated preferred stock, shares authorized     10,000,000   10,000,000
Undesignated preferred stock, par value     $ 0.01   $ 0.01
Common stock, shares issued     307,027,189   302,959,782
Common stock, shares outstanding     307,027,189   302,959,782
Undesignated preferred stock, shares outstanding     0   0
Proceeds from market price stock purchase plan     $ 0.4 $ 1.4  
Market price stock purchase plan     86,684 416,099  
Controlled Equity Offering Sales Agreement | Cantor Fitzgerald | Common Stock | Maximum          
Class of Stock [Line Items]          
Amount of net proceeds from issuance of securities $ 200.0 $ 50.0      
At Market Issuance Sales Agreement | Cantor Fitzgerald | Common Stock          
Class of Stock [Line Items]          
Number of shares sold during the period     0