Employee Benefits - Narrative (Details) $ in Millions	Jun. 30, 2026 USD ($)
U.K.
Defined Benefit Plan Disclosure [Line Items]
Expected future employer cash contribution	$ 1
Other
Defined Benefit Plan Disclosure [Line Items]
Expected future employer cash contribution	11
U.S.
Defined Benefit Plan Disclosure [Line Items]
Expected future employer cash contribution	$ 81

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