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Unsecured Line of Credit - Additional Information (Details) - USD ($)
1 Months Ended 9 Months Ended
May 31, 2022
Jul. 31, 2021
Sep. 30, 2023
Dec. 31, 2022
Debt Disclosure [Abstract]        
Uncommitted line of credit   $ 100,000,000    
Increase in borrowing capacity   $ 450,000,000    
Line of Credit Facility, Expiration Date     May 11, 2024  
Line of Credit Facility, Description     The Line of Credit expires on May 11, 2024, at which time the Company may request additional one-year extensions thereafter. Interest under the Line of Credit is determined based on one-month U.S. dollar-denominated SOFR plus 2.5%.  
Line of Credit Facility, Interest Rate Description     one-month U.S. dollar-denominated SOFR plus 2.5%  
Increased total borrowing capacity $ 1,600,000,000      
Outstanding borrowings     $ 760,500,000 $ 0