v3.20.2

Commitment and Contingencies (Details) - USD ($) $ in Millions | Feb. 01, 2021 | Feb. 01, 2020 | Jun. 30, 2020 | Dec. 31, 2019 | Oct. 09, 2019 | Dec. 31, 2018 | Sep. 30, 2018
--- | --- | --- | --- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |  |  |  |
Liability for taxes owed and related penalties and interest |  |  | $ 2.1 | $ 2.1 |  |  |
DiscoverOrg Holdings |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Liability for taxes owed and related penalties and interest |  |  |  | 2.1 |  | $ 1.4 |
Deferred consideration | $ 10.0 | $ 25.0 |  |  |  |  |
Komiko |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Potential earnout payment |  |  |  |  | $ 4.0 |  |
Komiko | DiscoverOrg Holdings |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Potential earnout payment |  |  |  | 4.0 |  |  |
NeverBounce |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Potential earnout payment |  |  | $ 1.6 |  |  |  |
NeverBounce | DiscoverOrg Holdings |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Potential earnout payment |  |  |  | $ 1.6 |  |  | $ 2.0
Pre-Acquisition ZI | Forecast |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Deferred consideration | $ 10.0 |  |  |  |  |  |

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