Description of Business (Details) - segment |
9 Months Ended | 12 Months Ended | |
|---|---|---|---|
Sep. 30, 2021 |
Dec. 31, 2020 |
Aug. 18, 2017 |
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| Description of Business | |||
| Number of reportable segments | 1 | 1 | |
| DoubleVerify Inc. | |||
| Description of Business | |||
| Ownership percentage acquired | 100.00% |
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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. No definition available.
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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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