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EQUITY, ROYALTY AND INTEREST INCOME FROM INVESTEES (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Schedule of Equity Method Investments [Line Items]    
Atmus share of net income $ 8.8 $ 6.8
Royalty and interest income 1.6 1.6
Equity, royalty and interest income from investees 10.4 8.4
Fleetguard Filters Pvt. Ltd.    
Schedule of Equity Method Investments [Line Items]    
Atmus share of net income 7.6 5.8
Shanghai Fleetguard Filter Co. Ltd    
Schedule of Equity Method Investments [Line Items]    
Atmus share of net income 1.1 0.9
Filtrum Fibretechnologies Pvt. Ltd    
Schedule of Equity Method Investments [Line Items]    
Atmus share of net income $ 0.1 $ 0.1