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Amortizable Intangible Assets - Amortizable Intangible Assets (Details) - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023
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Finite-Lived Intangible Assets [Line Items] |  |  |
Gross carrying value |  | $ 3,200 | $ 3,172
Accumulated amortization |  | (1,635) | (1,551)
Net carrying value |  | 1,565 | 1,621
Foreign currency translation, Gross carrying value |  | (7) | 34
Foreign currency translation, Accumulated amortization |  | 1 | (2)
Foreign currency translation, Net carrying value |  | (6) | 32
Purchased Customer Accounts and Other |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross carrying value, excluding foreign currency translation |  | 3,207 | 3,138
Accumulated amortization, excluding foreign currency translation |  | (1,636) | (1,549)
Net carrying value, excluding foreign currency translation |  | $ 1,571 | $ 1,589
Weighted average life (years) | [1] | 15 years | 15 years
[1] | Weighted average life calculated as of the date of acquisition.

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