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v3.23.1

Stock-Based Compensation - Narrative (Details) | 3 Months Ended
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Mar. 31, 2023
ESPP |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Stock plan offering period | 6 months

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- Definition Share-based Compensation Arrangement By Share-based Payment Award, Stock Plan Offering Period + References No definition available. + Details
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Namespace Prefix: | twlo_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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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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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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