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Shareholders' Equity - Additional Information (Detail)
 3 Months Ended 6 Months Ended
Oct. 21, 2022
USD ($)
Jun. 30, 2023
USD ($)
Stockholder
$ / shares
Jun. 30, 2022
USD ($)
$ / shares
Jun. 30, 2023
USD ($)
Stockholder
$ / shares
shares
Jun. 30, 2022
USD ($)
$ / shares
shares
Jun. 08, 2023
USD ($)
Jan. 03, 2023
USD ($)
Dec. 31, 2022
USD ($)
Equity [Line Items]                
Stock repurchase program, expiration date Dec. 31, 2027              
Dividend & distribution payable, per share | $ / shares   $ 0.25 $ 0.25 $ 0.25 $ 0.25      
Distribution paid to preferred shareholder   $ 110,000 $ 110,000 $ 220,000 $ 220,000      
Accrued distributions   300,000   300,000       $ 1,100,000
Distributions Paid                
Equity [Line Items]                
Distribution paid to preferred shareholder   100,000 $ 100,000 200,000 $ 200,000      
Maximum                
Equity [Line Items]                
Accrued preferred distributions   $ 100,000   $ 100,000       $ 100,000
Class A Common Shares                
Equity [Line Items]                
Stock repurchase program, authorized amount $ 32,000,000         $ 135,000,000 $ 60,000,000  
Shares surrendered, repurchased or redeemed | shares [1]       468,860 15,954      
Voting rights       one        
Average repurchase cost per share | $ / shares [1]       $ 27.04 $ 25.94      
Number of shareholders | Stockholder   140   140        
Class B Common Shares                
Equity [Line Items]                
Shares surrendered, repurchased or redeemed | shares       0 0      
Voting rights       ten        
Number of shareholders | Stockholder   2   2        
Series A Preferred Interest                
Equity [Line Items]                
Number of shareholders | Stockholder   1   1        
[1] Based on settlement date.