v3.26.1
DEBT - Additional Information (Details) - USD ($)
$ in Millions
1 Months Ended
Jun. 30, 2026
Apr. 17, 2026
Feb. 13, 2026
Jul. 31, 2026
Jul. 10, 2026
Jun. 27, 2026
Sep. 30, 2025
Debt Instrument [Line Items]              
Accrued interest           $ 416.0 $ 208.0
Securitization Facility              
Debt Instrument [Line Items]              
Line of Credit Facility, Maximum Borrowing Capacity           $ 725.0  
Debt, weighted average interest rate           5.03%  
Securitization Facility | Subsequent Event              
Debt Instrument [Line Items]              
Line of Credit Facility, Maximum Borrowing Capacity         $ 1,000.0    
Proceeds from debt instrument       $ 25.0      
Senior Subordinated Notes $1,700M due 2034 6.125% | Senior Subordinated Notes              
Debt Instrument [Line Items]              
Interest rate     6.125%     6.125%  
Capitalized debt issuance costs           $ 16.0  
Senior Subordinated Notes $1,200M due 2034 6.125% | Senior Subordinated Notes              
Debt Instrument [Line Items]              
Debt instrument, face amount     $ 1,200.0        
Interest rate     6.125%        
Redemption price, percentage     100.00%        
Senior Subordinated Notes $500M due 2034 6.125% | Senior Subordinated Notes              
Debt Instrument [Line Items]              
Debt instrument, face amount   $ 500.0          
Interest rate   6.125%          
Redemption price, percentage   100.375%          
Debt instrument, unamortized premium   $ 2.0          
Tranche N Term Loans | Term loans              
Debt Instrument [Line Items]              
Debt instrument, face amount   $ 1,000.0 $ 800.0        
Capitalized debt issuance costs           $ 17.0  
Tranche N Term Loans | Term loans | Subsequent Event              
Debt Instrument [Line Items]              
Periodic principal payment $ 4.5            
Debt instrument, basis spread on variable rate 2.50%