v3.26.1
DEBT - Additional information (Details)
$ in Thousands
3 Months Ended 9 Months Ended
May 29, 2026
USD ($)
Jun. 30, 2026
USD ($)
item
Jun. 30, 2025
Jun. 30, 2026
USD ($)
item
Jun. 30, 2025
Sep. 30, 2025
USD ($)
Aug. 05, 2024
USD ($)
Debt              
Letters of credit outstanding, amount   $ 12,700   $ 12,700      
Available to borrow under the credit facility   442,000   442,000      
Cash on hand   73,236   73,236   $ 101,350  
Current maturities of long-term debt   $ 20,000   $ 20,000   $ 20,000  
Weighted average interest rate during the period (as a percent)   4.98% 6.03% 5.18% 5.99%    
Weighted average interest rate over time   5.25%   5.40%      
New credit facility              
Debt              
Minimum amount of borrowing capacity $ 451,000            
Increase in borrowing capacity of EBITDA 100.00%            
Senior Secured Term Loan A Facility              
Debt              
Credit facility, aggregate principal amount $ 500,000            
Term loan 5 years            
Senior Secured Term Loan B Facility              
Debt              
Credit facility, aggregate principal amount $ 500,000            
Term loan 7 years            
Revolving credit facility              
Debt              
Borrowing capacity $ 500,000 $ 250,000   $ 250,000      
Number of banks supporting the facility | item   7   7      
Line of credit facility, amount outstanding   $ 500,000   $ 500,000      
Maximum              
Debt              
Amount currently available   $ 250,000   $ 250,000      
Facility fee (as a percent)       2.25%      
Facility fee       0.25%      
Maximum | Loan payable              
Debt              
Credit facility, aggregate principal amount             $ 375,000
Minimum              
Debt              
Facility fee (as a percent)       0.25%      
Facility fee       0.125%