Consolidated Statements of Cash Flows (Unaudited) (Parenthetical) - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Statement of Cash Flows [Abstract]
Transferable tax credits purchases	$ 29	$ 0
Income taxes paid for transferable credits purchases	31
Discount on transferable credits purchased	$ 2

Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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