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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Income Taxes - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Other income tax disclosures
Effect of unrecognized tax benefit on income tax expense	$ 23	$ 28	$ 28
Net accrued interest and penalties	13	$ 13
State
Other income tax disclosures
State NOL carryforwards	3,158
Deferred income tax asset for State NOL carryforwards	136
State interest limitation carryforwards	652
Deferred income tax asset for State interest limitation carryforwards	25
Federal
Other income tax disclosures
Federal NOL carryforward	31
Deferred tax asset for Federal NOL carryforward	7
Federal interest limitation carryforwards	473
Deferred income tax asset for Federal interest limitation carryforwards	$ 99