Intangible Assets - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Finite-Lived Intangible Assets [Line Items]
Amortization expense for intangible assets	$ 25.8	$ 11.3	$ 51.6	$ 22.3
Informa TechTarget [Member] \| Internal Use Software [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense for intangible assets	$ 4.1	$ 1.7	$ 8.5	$ 3.4

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

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+ Details

- 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.

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+ Details