Supplemental Cash Flow Information - Narrative (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Supplemental Cash Flow Information [Abstract] | ||
| Transfer from investments | $ 27 | $ 58 |
| Non-cash investing activities, right-of-use asset, property and equipment obtained | 1 | 18 |
| Non-cash financing activities related to the issuance of shares for vested restricted stock units | 25 | 27 |
| Operating lease, payments | 54 | 58 |
| Right-of-use asset obtained in exchange for operating lease liability | $ 30 | $ 22 |
| X | ||||||||||
- Definition Noncash Investing Activities, Right-Of-Use Asset, Property And Equipment, Obtained In Exchange For Operating Lease Liability No definition available.
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Value of stock issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Value of investments transferred from the entity's investments in noncash transactions. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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