Leases - Schedule of Other Information (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from finance leases	$ 116	$ 109	$ 110
Operating cash flows from operating leases	233	231	231
Financing cash flows from finance leases	155	140	149
Right-of-use assets obtained in exchange for lease obligations
Finance leases	236	213	209
Operating leases	$ 89	$ 194	$ 211
Weighted-average remaining lease term - finance leases	13 years	14 years
Weighted-average remaining lease term - operating leases	12 years	12 years
Weighted-average discount rate - finance leases	6.00%	6.00%
Weighted-average discount rate - operating leases	5.00%	5.00%
Finance lease right-of-use assets	$ 2,277	$ 2,158
Accumulated amortization, finance lease, right-of-use asset	$ 1,100	$ 964
Finance lease, right-of-use asset, statement of financial position flag	Property, plant and equipment, net	Property, plant and equipment, net

Cash Flow, Lessee [Abstract]

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Right-Of-Use Assets Obtained in Exchange for Lease Obligations [Abstract]

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Amount of interest paid on finance lease liability.

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Amount of cash outflow for principal payment on finance lease.

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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