Equity Investments - Summary of Equity Investments (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Equity Investments [Line items]
Equity method investments	$ 77	$ 79
Total	157	153
Non-recurring Fair Value [Member]
Equity Investments [Line items]
Investments without readily determinable fair value	27	24
Recurring Fair Value [Member]
Equity Investments [Line items]
Investments without readily determinable fair value	$ 53	$ 50

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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