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Segments and Geographical Information - Long-Lived Assets by Geographic Area (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Total long-lived assets | $ 1,299,592 | $ 1,384,510
Switzerland |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Total long-lived assets | 200,478 | 207,689
U.S. |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Total long-lived assets | 543,669 | 571,628
Other International |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Total long-lived assets | $ 555,445 | $ 605,193

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- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 41 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-41 + Details
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Balance Type: | debit
Period Type: | instant

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- Definition 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. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
Data Type: | na
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- Details
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