v3.26.1
Debt - Additional Information (Details)
$ in Thousands
9 Months Ended
Jun. 18, 2026
USD ($)
Nov. 01, 2024
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 03, 2026
USD ($)
Jun. 02, 2026
USD ($)
Sep. 30, 2025
USD ($)
Debt Instrument [Line Items]              
Principal outstanding     $ 1,803,250       $ 1,626,125
Fixed coverage ratio     5.37       5.76
Leverage ratio     3.17       3.10
Notional amount     $ 300,000       $ 300,000
Fair value of interest rate swaps     6,200       7,900
Proceeds from revolving credit facility     263,500 $ 218,438      
Revolving Credit Facility              
Debt Instrument [Line Items]              
Line of credit, maximum borrowing capacity     700,000        
Revolving Credit Facility | Revolving Credit Facility              
Debt Instrument [Line Items]              
Line of credit, maximum borrowing capacity         $ 700,000 $ 500,000  
Principal outstanding     96,000       190,000
Remaining borrowing capacity     599,200       303,500
Secured Debt | Term Loan A | Revolving Credit Facility              
Debt Instrument [Line Items]              
Line of credit, maximum borrowing capacity         $ 600,000    
Principal outstanding     $ 570,000       592,500
Secured Debt | Term Loan - 11 Quarters | Revolving Credit Facility              
Debt Instrument [Line Items]              
Principal repayment rate     1.25%        
Secured Debt | Term Loan A/Revolver Credit Agreement | Revolving Credit Facility | Minimum              
Debt Instrument [Line Items]              
Fixed coverage ratio     2.75        
Secured Debt | Term Loan A/Revolver Credit Agreement | Revolving Credit Facility | Maximum | Debt Covenant Term, Period 1              
Debt Instrument [Line Items]              
Leverage ratio     4.75        
Secured Debt | Term Loan A/Revolver Credit Agreement | Revolving Credit Facility | Maximum | Debt Covenant Term, Period 2              
Debt Instrument [Line Items]              
Leverage ratio     4.50        
Secured Debt | Term Loan A/Revolver Credit Agreement | Revolving Credit Facility | Maximum | Debt Covenant Term, Period 3              
Debt Instrument [Line Items]              
Leverage ratio     4.25        
Secured Debt | Term Loan A/Revolver Credit Agreement | Revolving Credit Facility | Maximum | Debt Covenant Term, Period 4              
Debt Instrument [Line Items]              
Leverage ratio     4.00        
Secured Debt | Term Loan B Credit Agreement | Revolving Credit Facility              
Debt Instrument [Line Items]              
Line of credit, maximum borrowing capacity   $ 850,000          
Proceeds from revolving credit facility   $ 850,000          
Secured Debt | TLB Loans | Revolving Credit Facility              
Debt Instrument [Line Items]              
Line of credit, maximum borrowing capacity $ 300,000            
Principal repayment rate 0.25%            
Principal outstanding     $ 1,137,250       $ 843,625
Secured Debt | TLB Loans | Revolving Credit Facility | Fed Funds Effective Rate Overnight Index Swap Rate              
Debt Instrument [Line Items]              
Basis spread 0.50%            
Secured Debt | TLB Loans | Revolving Credit Facility | Term SOFR | Variable Rate Component One              
Debt Instrument [Line Items]              
Basis spread 1.00%            
Secured Debt | TLB Loans | Revolving Credit Facility | Term SOFR | Variable Rate Component Two              
Debt Instrument [Line Items]              
Basis spread 2.00%            
Secured Debt | TLB Loans | Revolving Credit Facility | Base Rate | Variable Rate Component One              
Debt Instrument [Line Items]              
Basis spread 1.00%            
Secured Debt | TLB Loans | Revolving Credit Facility | Base Rate | Variable Rate Component Two              
Debt Instrument [Line Items]              
Basis spread 1.00%            
Secured Debt | TLB Loans | Revolving Credit Facility | Minimum | Variable Rate Component Three              
Debt Instrument [Line Items]              
Leverage ratio 2.95            
Secured Debt | TLB Loans | Revolving Credit Facility | Minimum | Variable Rate Component Four              
Debt Instrument [Line Items]              
Leverage ratio 2.95            
Secured Debt | TLB Loans | Revolving Credit Facility | Minimum | Term SOFR | Variable Rate Component Three              
Debt Instrument [Line Items]              
Basis spread 1.75%            
Secured Debt | TLB Loans | Revolving Credit Facility | Minimum | Base Rate | Variable Rate Component Four              
Debt Instrument [Line Items]              
Basis spread 0.75%            
Secured Debt | TLB Loans | Revolving Credit Facility | Maximum | Variable Rate Component Three              
Debt Instrument [Line Items]              
Leverage ratio 2.95            
Secured Debt | TLB Loans | Revolving Credit Facility | Maximum | Variable Rate Component Four              
Debt Instrument [Line Items]              
Leverage ratio 2.95            
Secured Debt | TLB Loans | Revolving Credit Facility | Maximum | Term SOFR | Variable Rate Component Three              
Debt Instrument [Line Items]              
Basis spread 2.00%            
Secured Debt | TLB Loans | Revolving Credit Facility | Maximum | Base Rate | Variable Rate Component Four              
Debt Instrument [Line Items]              
Basis spread 1.00%