v3.25.2
Portfolio Investments - Narrative (Details)
$ in Thousands
Jun. 30, 2025
USD ($)
borrower
Sep. 30, 2024
USD ($)
borrower
Jul. 23, 2024
Nov. 14, 2023
Schedule of Investments [Abstract]        
Total investments at fair value | $ $ 6,362,926 [1] $ 4,576,233 [2]    
Number of borrowers | borrower 171 180    
Notes due 2028 | Unsecured Notes        
Debt Instrument [Line Items]        
Debt interest rate (as a percent)       8.40%
Notes Due 2029 | Unsecured Notes        
Debt Instrument [Line Items]        
Debt interest rate (as a percent)     6.50%  
[1] Non-Control/Non-Affiliate Investments are investments that are neither Control Investments nor Affiliate Investments. Control Investments generally are defined by the Investment Company Act of 1940, as amended (the “Investment Company Act”), as investments in companies in which the Company owns more than 25% of the voting securities and/or has the power to exercise control over the management or policies of the company. Affiliate Investments generally are defined by the Investment Company Act as investments in companies in which the Company owns between 5% and 25% of the voting securities.
[2] Non-Control/Non-Affiliate Investments are investments that are neither Control Investments nor Affiliate Investments. Control Investments generally are defined by the Investment Company Act, as investments in companies in which the Company owns more than 25% of the voting securities and/or has the power to exercise control over the management or policies of the company. Affiliate Investments generally are defined by the Investment Company Act as investments in companies in which the Company owns between 5% and 25% of the voting securities.