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GOODWILL AND OTHER INTANGIBLES (Tables) | 6 Months Ended
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Jun. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | A summary of the changes in the carrying amount of goodwill are as follows:
(in millions) | Turbos & Thermal Technologies |  | Drivetrain & Morse Systems |  | PowerDrive Systems |  | Battery & Charging Systems |  | Total
Gross goodwill balance, December 31, 2024 | $ | 1,235 |  |  | $ | 1,120 |  |  | $ | 468 |  |  | $ | 613 |  |  | $ | 3,436 |
Accumulated impairment losses, December 31, 2024 | (502) |  |  | — |  |  | (468) |  |  | (109) |  |  | (1,079) |
Net goodwill balance, December 31, 2024 | $ | 733 |  |  | $ | 1,120 |  |  | $ | — |  |  | $ | 504 |  |  | $ | 2,357 |
Goodwill during the period: |  |  |  |  |  |  |  |  |
Impairment | — |  |  | — |  |  | — |  |  | (13) |  |  | (13) |
Other, primarily translation adjustment | 44 |  |  | 14 |  |  | — |  |  | 65 |  |  | 123 |
Ending balance, June 30, 2025 | $ | 777 |  |  | $ | 1,134 |  |  | $ | — |  |  | $ | 556 |  |  | $ | 2,467 |
Schedule of Intangible Assets Gross Roll Forward | The Company’s other intangible assets, primarily from acquisitions, consist of the following:
|  |  | June 30, 2025 |  | December 31, 2024
(in millions) | Estimated useful lives (years) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Amortized intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |
Patented and unpatented technology | 5 - 15 |  | $ | 344 |  |  | $ | 196 |  |  | $ | 148 |  |  | $ | 352 |  |  | $ | 172 |  |  | $ | 180 |
Customer relationships | 6 - 15 |  | 639 |  |  | 363 |  |  | 276 |  |  | 610 |  |  | 321 |  |  | 289 |
Miscellaneous | 2 - 5 |  | 10 |  |  | 8 |  |  | 2 |  |  | 9 |  |  | 7 |  |  | 2 |
Total amortized intangible assets |  |  | 993 |  |  | 567 |  |  | 426 |  |  | 971 |  |  | 500 |  |  | 471 |
Unamortized trade names |  |  | 4 |  |  | — |  |  | 4 |  |  | 3 |  |  | — |  |  | 3 |
Total other intangible assets |  |  | $ | 997 |  |  | $ | 567 |  |  | $ | 430 |  |  | $ | 974 |  |  | $ | 500 |  |  | $ | 474 |

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