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Goodwill and Intangible Assets - Analysis of goodwill and intangible assets (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Goodwill |  |  |
Goodwill, beginning of year | $ 342 | $ 345 |
Goodwill, acquisitions | 0 | 8 |
Goodwill, impairment | (2) |  |
Goodwill, foreign currency translation adjustment | 5 | (11) |
Goodwill, end of year | 345 | 342 | $ 345
Intangible assets (indefinite life) |  |  |
Intangible assets with an indefinite life, beginning of year | 69 | 71 |
Intangible assets with an indefinite life, acquisitions | 0 | 0 |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) | 0 |  |
Intangible assets with an indefinite life, foreign currency translation adjustment | 1 | (2) |
Intangible assets with an indefinite life, end of year | 70 | 69 | 71
Intangible assets (finite life) |  |  |
Intangible assets with a finite life, beginning of year | 393 | 529 |
Intangible assets with a finite life, acquisitions | 11 | 0 |
Intangible assets with a finite life, amortization | (95) | (106) | (82)
Intangible assets with a finite life, impairment | 0 |  |
Intangible assets with a finite life, foreign currency translation adjustment | 7 | (30) |
Intangible assets with a finite life, end of year | 316 | 393 | 529
Total |  |  |
Goodwill and intangible assets, beginning of year | 804 | 945 |
Goodwill and intangible assets, acquisitions | 11 | 8 |
Goodwill and intangible assets impairment | (2) |  |
Goodwill and intangible assets, foreign currency movements and other adjustments | 13 | (43) |
Goodwill and intangible assets, end of year | 731 | 804 | 945
Goodwill and intangible assets, gross balance | 1,523 |  |
Intangible assets with a finite life, accumulated amortization | (766) | (677) |
Goodwill and intangible assets, accumulated foreign currency translation and other adjustments | (26) | (42) |
Goodwill and intangible assets | 731 | 804 | $ 945
Goodwill |  |  |
Goodwill |  |  |
Goodwill, end of year | 345 |  |
Total |  |  |
Goodwill and intangible assets, beginning of year | 342 |  |
Goodwill and intangible assets, end of year | 345 | 342 |
Goodwill, gross balance | 348 |  |
Goodwill and intangible assets, accumulated foreign currency translation and other adjustments | (3) | (9) |
Goodwill and intangible assets | 345 | $ 342 |
Intangible assets with an indefinite life |  |  |
Intangible assets (indefinite life) |  |  |
Intangible assets with an indefinite life, end of year | 70 |  |
Total |  |  |
Indefinite-lived intangible assets, gross balance | 70 |  |
Goodwill and intangible assets, accumulated foreign currency translation and other adjustments | 0 |  |
Intangible assets with a finite life |  |  |
Intangible assets (finite life) |  |  |
Intangible assets with a finite life, end of year | 316 |  |
Total |  |  |
Intangible assets with a finite life, gross balance | 1,105 |  |
Intangible assets with a finite life, accumulated amortization | (766) |  |
Goodwill and intangible assets, accumulated foreign currency translation and other adjustments | $ (23) |  |

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