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Acquisitions and Divestitures - Divestiture (Details) - Magellan Acquisition - Disposal Group, Held-for-sale, Not Discontinued Operations - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Mar. 31, 2026
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale included in other current assets		$ 299
Liabilities held for sale		$ 299
Goodwill impairment	$ 513
Goodwill, impairment, net of tax	$ 389

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