Stockholders' Equity - Stock Based Compensation Expense Under All Programs (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation	$ 27	$ 22
Liability Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation	$ 9	$ 8

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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+ Details