ACQUISITIONS AND DISPOSITIONS - Pro Forma Financial Information (Details) - Delphi Technologies PLC - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Net sales	$ 15,801	$ 14,838	$ 12,792
Net earnings attributable to BorgWarner Inc.	$ 944	$ 537	$ 616

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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