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RETIREMENT PLANS - Additional Information (Details)
$ in Millions
12 Months Ended
Sep. 30, 2025
USD ($)
plan
Sep. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Compensation charges | $ $ 24.5 $ 23.7 $ 24.1
401(K) | Company matches 200% of associates’ initial 3% contribution      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Employer match of employee contribution (percent) 200.00%    
Employee contribution of gross pay (percent) 3.00%    
401(K) | Company matches 50% of associates' contribution up to 6%      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Employer match of employee contribution (percent) 50.00%    
Employee contribution of gross pay (percent) 6.00%    
Deferred Profit Sharing      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Employee contribution of gross pay (percent) 4.00%    
Defined Benefit Pension Plan | International Plan      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Number of frozen defined benefit pension plans associated with former international businesses | plan 3    
Premium payment | $ $ 76.3   $ 67.7
Defined Benefit Pension Plan | U.S. Plan      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Number of defined benefit plans for certain U.S. associates | plan 2