v3.25.2
Borrowings - 2026 Notes (Narrative) (Details) - USD ($)
$ in Thousands
Feb. 24, 2021
Jun. 30, 2025
Sep. 30, 2024
Oct. 13, 2021
Debt Instrument [Line Items]        
Long-term debt   $ 5,127,148 $ 4,599,430  
2026 Notes        
Debt Instrument [Line Items]        
Debt instrument, face amount $ 400,000     $ 200,000
Long-term debt   $ 600,000 $ 600,000  
Interest rate 2.50%      
Debt instrument, redemption price, percentage 100.00%      
Debt instrument, basis spread on variable rate 0.30%