v3.26.1
Debt - SPV Asset Facilities (Details) - Line of Credit - USD ($)
Mar. 05, 2026
Dec. 31, 2025
Aug. 12, 2025
May 15, 2025
Apr. 18, 2025
Dec. 17, 2024
May 21, 2024
Aug. 29, 2023
Mar. 09, 2023
Mar. 24, 2022
Mar. 16, 2022
Sep. 16, 2021
Jun. 30, 2026
Jul. 24, 2025
May 22, 2025
SPV Asset Facility I                              
Debt Instrument [Line Items]                              
Borrowing capacity   $ 650,000,000                     $ 650,000,000 $ 650,000,000.0  
Fee on unused portion of credit facility       0.50%                      
SPV Asset Facility I | Debt Variable Rate One | Commercial Paper                              
Debt Instrument [Line Items]                              
Basis spread on variable rate                       0.10%      
SPV Asset Facility I | Minimum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility                       0.00%      
Margin in addition to basis spread on variable rate                       1.50%      
SPV Asset Facility I | Maximum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility                       0.625%      
Margin in addition to basis spread on variable rate                       2.00%      
SPV Asset Facility II                              
Debt Instrument [Line Items]                              
Borrowing capacity   2,000,000,000     $ 2,000,000,000.00               2,000,000,000    
Debt maturity period, subsequent to facility termination date         2 years                    
Basis spread on variable rate         1.70%                    
Basis spread on variable rate, increase per annum (as percent)         0.15%                    
Increase per annum in event of default occurs (as percent)         2.00%                    
SPV Asset Facility II | Debt Variable Rate One                              
Debt Instrument [Line Items]                              
Undrawn commitment percentage         30.00%                    
SPV Asset Facility II | Debt Variable Rate Two                              
Debt Instrument [Line Items]                              
Undrawn commitment percentage         35.00%                    
SPV Asset Facility II | Debt Variable Rate Three                              
Debt Instrument [Line Items]                              
Undrawn commitment percentage         40.00%                    
SPV Asset Facility II | Debt Variable Rate Four                              
Debt Instrument [Line Items]                              
Undrawn commitment percentage         45.00%                    
SPV Asset Facility II | Debt Variable Rate Five                              
Debt Instrument [Line Items]                              
Undrawn commitment percentage         50.00%                    
SPV Asset Facility II | Minimum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility         0.00%                    
SPV Asset Facility II | Maximum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility         0.25%                    
SPV Asset Facility III                              
Debt Instrument [Line Items]                              
Borrowing capacity   2,000,000,000                     2,000,000,000   $ 2,000,000,000.00
Basis spread on variable rate                   0.12%          
Debt instrument, term                   3 years          
Basis spread on variable rate, adjustment                   0.30%          
SPV Asset Facility III | Minimum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate                   1.525%          
SPV Asset Facility III | Maximum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate                   1.95%          
SPV Asset Facility IV                              
Debt Instrument [Line Items]                              
Borrowing capacity   500,000,000                 $ 500,000,000.0   500,000,000    
Fee on unused portion of credit facility                     0.50%        
SPV Asset Facility IV | Commercial Paper                              
Debt Instrument [Line Items]                              
Basis spread on variable rate                     0.15%        
SPV Asset Facility IV | Minimum | Commercial Paper                              
Debt Instrument [Line Items]                              
Margin in addition to basis spread on variable rate                     1.40%        
SPV Asset Facility IV | Maximum | Commercial Paper                              
Debt Instrument [Line Items]                              
Margin in addition to basis spread on variable rate                     2.05%        
SPV Asset Facility V                              
Debt Instrument [Line Items]                              
Borrowing capacity   750,000,000             $ 750,000,000.0       750,000,000    
Increase per annum in event of default occurs (as percent)                 2.00%            
Basis spread on variable rate, portion of assets constituting broadly syndicated loans (as a percent)                 1.60%            
Basis spread on variable rate, portion of assets not constituting broadly syndicated loans (as a percent)                 2.05%            
Separate fees on unused portion of credit facility                 1.25%            
SPV Asset Facility V | Minimum                              
Debt Instrument [Line Items]                              
Undrawn commitment percentage                 32.50%            
SPV Asset Facility V | Maximum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility                 0.50%            
Undrawn commitment percentage                 40.00%            
SPV Asset Facility VI                              
Debt Instrument [Line Items]                              
Borrowing capacity   1,350,000,000           $ 1,350,000,000         1,350,000,000    
SPV Asset Facility VI | Minimum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate               1.50%              
Fee on unused portion of credit facility               0.35%              
SPV Asset Facility VI | Maximum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate               1.90%              
Fee on unused portion of credit facility               0.55%              
SPV Asset Facility VII                              
Debt Instrument [Line Items]                              
Borrowing capacity   500,000,000         $ 500,000,000.0           500,000,000    
Debt instrument, term             2 years                
SPV Asset Facility VII | Minimum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate             1.60%                
Fee on unused portion of credit facility             0.25%                
SPV Asset Facility VII | Maximum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate             2.10%                
Fee on unused portion of credit facility             1.50%                
SPV Asset Facility VIII                              
Debt Instrument [Line Items]                              
Borrowing capacity   1,000,000,000       $ 1,000,000,000.00             1,000,000,000    
SPV Asset Facility VIII | Minimum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility             0.25%                
SPV Asset Facility VIII | Maximum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility           0.50%                  
SPV Asset Facility IX                              
Debt Instrument [Line Items]                              
Borrowing capacity   300,000,000 $ 300,000,000.0                   300,000,000    
Basis spread on variable rate     1.95%                        
Debt instrument, term     3 years                        
Prepayment fee, term     2 years                        
SPV Asset Facility IX | Minimum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility     0.50%                        
SPV Asset Facility IX | Maximum                              
Debt Instrument [Line Items]                              
Fee on unused portion of credit facility     1.50%                        
SPV Asset Facility VIII, Class A-R Loans                              
Debt Instrument [Line Items]                              
Basis spread on variable rate           1.75%                  
SPV Asset Facility VIII, Class A-T Loans                              
Debt Instrument [Line Items]                              
Basis spread on variable rate           1.75%                  
SPV Asset Facility VIII, Class A-D1 Loans                              
Debt Instrument [Line Items]                              
Basis spread on variable rate           1.65%                  
SPV Asset Facility VIII, Class A-D2 Loans                              
Debt Instrument [Line Items]                              
Basis spread on variable rate           1.93%                  
SPV Asset Facility VIII, Class A-D3 Loans                              
Debt Instrument [Line Items]                              
Basis spread on variable rate           1.78%                  
SPV Asset Facility VIII, Class A-D4 Loans                              
Debt Instrument [Line Items]                              
Basis spread on variable rate           2.06%                  
SPV Asset Facility X                              
Debt Instrument [Line Items]                              
Borrowing capacity   $ 750,000,000.0                          
Drawn commitment percentage   50.00%                          
Debt instrument, term   3 years                          
Basis spread on variable rate, portion of assets constituting broadly syndicated loans (as a percent)   1.75%                          
Basis spread on variable rate, portion of assets not constituting broadly syndicated loans (as a percent)   0.50%                          
SPV Asset Facility X | Minimum                              
Debt Instrument [Line Items]                              
Undrawn commitment percentage   50.00%                          
SPV Asset Facility X | Maximum                              
Debt Instrument [Line Items]                              
Undrawn commitment percentage   1.00%                          
SPV Asset Facility XI                              
Debt Instrument [Line Items]                              
Borrowing capacity $ 500,000,000.0                       $ 500,000,000    
Debt instrument, term 2 years                            
Basis spread on variable rate, portion of assets constituting broadly syndicated loans (as a percent) 1.35%                            
SPV Asset Facility XI | Minimum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate, portion of assets not constituting broadly syndicated loans (as a percent) 0.45%                            
SPV Asset Facility XI | Maximum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate, portion of assets not constituting broadly syndicated loans (as a percent) 1.10%