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ACQUISITIONS AND DISPOSITIONS - Summary of Purchase Price Consideration (Details) - USD ($) $ / shares in Units, $ in Millions |  | 12 Months Ended
--- | --- | ---
Oct. 01, 2020 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Business Acquisition [Line Items] |  |  |  |
Stock compensation consideration | $ 7 |  |  |
Cash consideration |  | $ 312 | $ 759 | $ 449
Delphi Technologies PLC |  |  |  |
Business Acquisition [Line Items] |  |  |  |
BorgWarner common stock issued for purchase of Delphi Technologies (in shares) | 37,188,819 |  |  |
BorgWarner share price at October 1, 2020 | $ 39.54 |  |  |
Fair value of stock consideration | $ 1,470 |  |  |
Stock compensation consideration | 7 |  |  |
Total stock consideration | 1,477 |  |  |
Cash consideration | 18 |  |  |
Repayment of Delphi Technologies’ debt | 896 |  |  |
Total consideration | $ 2,391 |  |  |

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