Income Taxes - Tax Credit Carryforward (Details) $ in Millions	Dec. 31, 2025 USD ($)
Federal FTC \| 2026-2030
Tax Credit Carryforward [Line Items]
Tax credit carryforward, amount	$ 54
Federal FTC \| 2031-2035
Tax Credit Carryforward [Line Items]
Tax credit carryforward, amount	277
Federal FTC \| 2036-2045
Tax Credit Carryforward [Line Items]
Tax credit carryforward, amount	0
Federal FTC \| Indefinite
Tax Credit Carryforward [Line Items]
Tax credit carryforward, amount	0
State: \| 2026-2030
Tax Credit Carryforward [Line Items]
Net operating loss carryforwards related to various jurisdictions	4
State: \| 2031-2035
Tax Credit Carryforward [Line Items]
Net operating loss carryforwards related to various jurisdictions	110
State: \| 2036-2045
Tax Credit Carryforward [Line Items]
Net operating loss carryforwards related to various jurisdictions	185
State: \| Indefinite
Tax Credit Carryforward [Line Items]
Net operating loss carryforwards related to various jurisdictions	248
Foreign: \| 2026-2030
Tax Credit Carryforward [Line Items]
Net operating loss carryforwards related to various jurisdictions	66
Foreign: \| 2031-2035
Tax Credit Carryforward [Line Items]
Net operating loss carryforwards related to various jurisdictions	23
Foreign: \| 2036-2045
Tax Credit Carryforward [Line Items]
Net operating loss carryforwards related to various jurisdictions	2
Foreign: \| Indefinite
Tax Credit Carryforward [Line Items]
Net operating loss carryforwards related to various jurisdictions	$ 1,360

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-3

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