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Common and Preferred Stock - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended
Feb. 28, 2018
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Class of Stock [Line Items]        
Common stock, shares authorized   400,000,000   400,000,000
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   264,278,760   263,793,305
Common stock, shares outstanding   264,278,760   263,793,305
Preferred stock, shares outstanding   0   0
Proceeds from market price stock purchase plan     $ 684  
Market price stock purchase plan   0 252,176  
Controlled Equity Offering Sales Agreement | Cantor Fitzgerald | Common Stock | Maximum        
Class of Stock [Line Items]        
Amount of net proceeds from issuance of securities $ 50,000      
At Market Issuance Sales Agreement | Cantor Fitzgerald | Common Stock        
Class of Stock [Line Items]        
Amount of net proceeds from issuance of securities   $ 1,200    
Number of shares sold during the period   269,383 0  
At Market Issuance Sales Agreement | Cantor Fitzgerald | Common Stock | Weighted Average        
Class of Stock [Line Items]        
Exchange price per share   $ 4.45