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Segments and Geographical Information - Long-Lived Assets by Geographic Area (Detail) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Segment Reporting Information [Line Items] |  |
Total long-lived assets | $ 1,350,735 | $ 1,203,183
Switzerland |  |
Segment Reporting Information [Line Items] |  |
Total long-lived assets | 532,921 | 444,205
U.S. |  |
Segment Reporting Information [Line Items] |  |
Total long-lived assets | 214,804 | 210,582
China |  |
Segment Reporting Information [Line Items] |  |
Total long-lived assets | 118,669 | 125,346
Other International |  |
Segment Reporting Information [Line Items] |  |
Total long-lived assets | $ 484,341 | $ 423,050

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599 + Details
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Data Type: | xbrli:monetaryItemType
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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Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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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
Balance Type: |
Period Type: |

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- Details
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