Long-Term Debt - Letters of Credit (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Letter of credit
Debt Instrument [Line Items]
Letters of credit outstanding	$ 2	$ 2

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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