Description of Business [Line Items]

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ Details

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
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-Subparagraph (a)(1)
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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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-Subparagraph (SX 210.5-02.19(b),22(b))
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- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

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DESCRIPTION OF THE BUSINESS (Details) - USD ($) $ in Millions			3 Months Ended	12 Months Ended
	May 30, 2023	May 26, 2023	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2022
First-Fit Sales \| Revenue Benchmark \| Product Concentration Risk
Description of Business [Line Items]
Net sales estimate				19.00%
Aftermarket Sales \| Revenue Benchmark \| Product Concentration Risk
Description of Business [Line Items]
Net sales estimate				81.00%
Atmus Filtration Technologies Inc. And Subsidiaries \| Cummins Filtration, Inc.
Description of Business [Line Items]
Ownership percentage	80.50%
IPO \| Cummins Filtration, Inc.
Description of Business [Line Items]
Number of shares issued in transaction (in shares)		16,243,070
Over-Allotment Option \| Cummins Filtration, Inc.
Description of Business [Line Items]
Number of shares issued in transaction (in shares)		2,118,661
Revolving Credit Facility \| Atmus Credit Agreement \| Line of Credit
Description of Business [Line Items]
Facility Amount					$ 1,000.0
Borrowed Amount	$ 650.0
Revolving Credit Facility \| Atmus Term Loan Facility \| Line of Credit
Description of Business [Line Items]
Facility Amount			$ 600.0	$ 600.0	600.0
Borrowed Amount			600.0
Revolving Credit Facility \| Atmus Revolving Credit Facility \| Line of Credit
Description of Business [Line Items]
Facility Amount			400.0	$ 400.0	$ 400.0
Borrowed Amount			$ 0.0