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At-the-Market Equity Offerings - Summary of Active At-the-Market Equity Offering (Detail) - USD ($)
$ in Thousands
 2 Months Ended 3 Months Ended 8 Months Ended 9 Months Ended
Aug. 01, 2023
May 01, 2023
Sep. 09, 2022
Sep. 30, 2023
Sep. 30, 2023
Aug. 01, 2023
Sep. 30, 2022
May 01, 2023
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Class A                      
At Market Equity Offerings [Line Items]                      
Cumulative shares sold under such sales agreement       21,227,000 21,227,000       21,227,000   18,269,000
2022 Sales Agreement                      
At Market Equity Offerings [Line Items]                      
Cumulative shares sold under such sales agreement       1,567,430 1,567,430       1,567,430    
2022 Sales Agreement | Class A                      
At Market Equity Offerings [Line Items]                      
Shares sold under such sales agreement             0   1,348,855 0  
2022 Sales Agreement | Cowen and BTIG                      
At Market Equity Offerings [Line Items]                      
Net proceeds received from shares sold under such sales agreement               $ 385,181      
2022 Sales Agreement | Cowen and BTIG | Class A                      
At Market Equity Offerings [Line Items]                      
Agreement effective date     Sep. 09, 2022                
Sales agents     Cowen and Company, LLC and BTIG, LLC ("2022 Sales Agents")                
Maximum aggregate offering price     $ 500,000                
Maximum commissions payable to sales agents on gross proceeds from the sale of shares     2.00%                
Date terminated   May 01, 2023                  
Net proceeds received from shares sold under such sales agreement                 $ 338,962    
May 2023 Sales Agreement                      
At Market Equity Offerings [Line Items]                      
Cumulative shares sold under such sales agreement       1,079,170 1,079,170       1,079,170    
May 2023 Sales Agreement | Class A                      
At Market Equity Offerings [Line Items]                      
Shares sold under such sales agreement                 1,079,170    
May 2023 Sales Agreement | Cowen and Canaccord Genuity                      
At Market Equity Offerings [Line Items]                      
Net proceeds received from shares sold under such sales agreement           $ 333,494          
May 2023 Sales Agreement | Cowen and Canaccord Genuity | Class A                      
At Market Equity Offerings [Line Items]                      
Agreement effective date   May 01, 2023                  
Sales agents   Cowen and Company, LLC and Canaccord Genuity LLC ("May 2023 Sales Agents")                  
Maximum aggregate offering price   $ 625,000                  
Maximum commissions payable to sales agents on gross proceeds from the sale of shares   2.00%                  
Date terminated Aug. 01, 2023                    
Shares sold under such sales agreement         0            
Net proceeds received from shares sold under such sales agreement         $ 0       $ 333,494    
August 2023 Sales Agreement                      
At Market Equity Offerings [Line Items]                      
Cumulative shares sold under such sales agreement       403,362 403,362       403,362    
August 2023 Sales Agreement | Class A                      
At Market Equity Offerings [Line Items]                      
Shares sold under such sales agreement                 403,362    
August 2023 Sales Agreement | Cowen, Canaccord and Berenberg Capital Markets LLC                      
At Market Equity Offerings [Line Items]                      
Net proceeds received from shares sold under such sales agreement       $ 147,218              
Maximum aggregate offering price remaining under such sales agreement       $ 602,124 $ 602,124       $ 602,124    
August 2023 Sales Agreement | Cowen, Canaccord and Berenberg Capital Markets LLC | Class A                      
At Market Equity Offerings [Line Items]                      
Agreement effective date Aug. 01, 2023                    
Sales agents Cowen and Company, LLC, Canaccord Genuity LLC, and Berenberg Capital Markets LLC ("August 2023 Sales Agents")                    
Maximum aggregate offering price $ 750,000                    
Maximum commissions payable to sales agents on gross proceeds from the sale of shares 2.00%                    
Shares sold under such sales agreement         403,362            
Net proceeds received from shares sold under such sales agreement         $ 147,218       $ 147,218