Financing (2025 Debt Issuance Narrative) (Details) - Oct. 10, 2025 SFr in Billions, $ in Billions	CHF (SFr)	USD ($)
Swiss Bonds \| Bonds
Debt Instrument [Line Items]
Proceeds from debt, net	SFr 1.2	$ 1.6

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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