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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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-20

+ 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
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

+ Details

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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
-Topic 210
-SubTopic 10
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-Subparagraph (SX 210.5-02(22)(b))
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Balance Type:	credit
Period Type:	instant

- 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
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

+ Details

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Balance Type:	debit
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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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- Details

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- Details

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- Details

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- Details

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- Details

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DESCRIPTION OF THE BUSINESS (Details) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
	May 30, 2023	Mar. 31, 2025	Dec. 31, 2024	Feb. 15, 2023
Cummins Filtration, Inc. \| Atmus Filtration Technologies Inc. And Subsidiaries
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		588.8
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
First-Fit Sales \| Revenue Benchmark \| Product Concentration Risk
Description of Business [Line Items]
Net sales estimate			14.00%
Aftermarket Sales \| Revenue Benchmark \| Product Concentration Risk
Description of Business [Line Items]
Net sales estimate			86.00%