Intangible Assets - Additional Information (Details) - USD ($) $ in Millions |
1 Months Ended | 3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|---|
May 31, 2026 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Intangible Asset, Finite-Lived [Line Items] | |||||
| Amortization expense for intangible assets | $ 25.8 | $ 25.8 | $ 50.9 | $ 51.6 | |
| Proceeds from sale of assets | $ 1.8 | ||||
| Location, Statement of Income, Balance [Axis]: us-gaap:OtherNonoperatingIncomeExpense | |||||
| Intangible Asset, Finite-Lived [Line Items] | |||||
| Gain on disposal of assets | $ 1.8 | ||||
| Informa TechTarget [Member] | Software, In-Development, Internally Developed, and Purchased [Member] | |||||
| Intangible Asset, Finite-Lived [Line Items] | |||||
| Amortization expense for intangible assets | $ 5.0 | $ 4.1 | $ 9.3 | $ 8.5 | |
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- Definition Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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