Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Unobservable Inputs (Details)

v3.24.3
Fair Value Measurements - Unobservable Inputs (Details)
$ in Thousands
Sep. 30, 2024
USD ($)
Dec. 31, 2023
USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 12,966,662 $ 9,289,410
Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 11,482,834 8,028,268
Amount excluded from measurement input 3,989,268 1,559,804
Recovery analysis | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value   $ 21,039
Recovery analysis | Minimum | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input   0.7321
Recovery analysis | Maximum | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input   0.7321
Recovery analysis | Weighted Average | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input   0.7321
Total Investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 12,682,208 $ 9,165,407
Total Investments | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 11,482,834 8,028,268
First lien debt    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 12,429,857 9,002,695
First lien debt | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 11,308,563 7,956,235
First lien debt | Yield analysis | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 7,363,390 $ 6,422,647
First lien debt | Yield analysis | Minimum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.0788 0.0809
First lien debt | Yield analysis | Maximum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.3239 0.3564
First lien debt | Yield analysis | Weighted Average | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1110 0.1203
First lien debt | Recovery analysis | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 41,494  
First lien debt | Recovery analysis | Minimum | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.3344  
First lien debt | Recovery analysis | Maximum | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.7908  
First lien debt | Recovery analysis | Weighted Average | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.7306  
First lien debt | Enterprise Value | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 1,182  
Second lien debt    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 38,252 $ 67,087
Second lien debt | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 34,361 19,441
Second lien debt | Yield analysis | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 1,932 $ 19,441
Second lien debt | Yield analysis | Minimum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1259 0.1296
Second lien debt | Yield analysis | Maximum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1259 0.1724
Second lien debt | Yield analysis | Weighted Average | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1259 0.1539
Second lien debt | Recovery analysis | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 4,500  
Second lien debt | Recovery analysis | Minimum | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.5000  
Second lien debt | Recovery analysis | Maximum | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.5000  
Second lien debt | Recovery analysis | Weighted Average | Recovery Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.5000  
Second lien debt | Enterprise Value | Minimum | EBITDA Multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 2.9  
Second lien debt | Enterprise Value | Maximum | EBITDA Multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 2.9  
Second lien debt | Enterprise Value | Weighted Average | EBITDA Multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 2.9  
Other secured debt    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 57,803  
Other secured debt | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 57,803  
Unsecured debt    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 45,061 $ 29,101
Unsecured debt | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 31,832 15,936
Unsecured debt | Yield analysis | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 31,833 $ 1,295
Unsecured debt | Yield analysis | Minimum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1297 0.1600
Unsecured debt | Yield analysis | Maximum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1668 0.1600
Unsecured debt | Yield analysis | Weighted Average | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1461 0.1600
Preferred equity | Yield analysis | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 36,197 $ 1,510
Preferred equity | Yield analysis | Minimum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1072 0.1450
Preferred equity | Yield analysis | Maximum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1500 0.1631
Preferred equity | Yield analysis | Weighted Average | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1436 0.1494
Common equity | Discounted cash flow | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 13,038 $ 2,532
Common equity | Discounted cash flow | Minimum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.0900 0.0900
Common equity | Discounted cash flow | Minimum | Exit multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 10.00 10.00
Common equity | Discounted cash flow | Minimum | Terminal growth rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.0250 0.0300
Common equity | Discounted cash flow | Minimum | Cap Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.0800  
Common equity | Discounted cash flow | Maximum | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1500 0.1500
Common equity | Discounted cash flow | Maximum | Exit multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 10.00 10.00
Common equity | Discounted cash flow | Maximum | Terminal growth rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.0250 0.0300
Common equity | Discounted cash flow | Maximum | Cap Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.0800  
Common equity | Discounted cash flow | Weighted Average | Discount rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.1145 0.0947
Common equity | Discounted cash flow | Weighted Average | Exit multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 10.00 10.00
Common equity | Discounted cash flow | Weighted Average | Terminal growth rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.0250 0.0300
Common equity | Discounted cash flow | Weighted Average | Cap Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.0800  
Non-advisor developed | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 11,482,834