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COMMITMENTS AND CONTINGENCIES - Narrative (Details)
$ in Millions
 12 Months Ended
Sep. 30, 2022
USD ($)
claim
Sep. 30, 2021
USD ($)
Other Commitments [Line Items]    
Estimated costs associated with environmental remediation activities $ 8.8 $ 11.3
Discount rate 5.00%  
Product liability accruals $ 3.4 3.0
Product warranty accruals $ 0.4 0.4
Number of product recalls | claim 2  
Loss contingency, product recalls $ 7.5  
Loss contingency, receivable 4.7  
Loss contingency, loss in period 5.5  
Accrual of probable loss 2.0 $ 3.2
Net sales    
Other Commitments [Line Items]    
Loss contingency, loss in period 0.5  
Cost of goods sold    
Other Commitments [Line Items]    
Loss contingency, loss in period 4.9  
General and administrative expense    
Other Commitments [Line Items]    
Loss contingency, loss in period 0.1  
Other current liabilities    
Other Commitments [Line Items]    
Estimated costs associated with environmental remediation activities $ 4.7  
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration] Other current liabilities  
Other long term liabilities    
Other Commitments [Line Items]    
Estimated costs associated with environmental remediation activities $ 4.1  
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration] Other long-term liabilities