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Investment in NuScale - Schedule of Equity Method Investments (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Equity Method Investments and Joint Ventures [Abstract]
Equity method earnings	$ (419)	$ 2,221
Gain on the fair value of the forward sale contract of NuScale shares	208	0
Gain on the sale of NuScale shares	336	0
Other	85	(116)
Equity method earnings	$ 210	$ 2,105	$ 0

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Amount of unrealized and realized gain (loss) on investment in debt and equity securities.

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Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

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