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Business Acquisitions - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($) acquisition	Dec. 31, 2022 USD ($)	Sep. 12, 2024	Feb. 05, 2024
Business Acquisition [Line Items]
Acquisition of businesses, net of cash received	$ 217,570	$ 9,492	$ 104,094
Total Revenues	1,401,688	1,364,028	1,390,997
Goodwill	1,580,258	1,546,065	$ 1,591,474
Increase (decrease) in goodwill from adjustment under purchase accounting		$ (72)
TDS Gift Cards
Business Acquisition [Line Items]
Equity interest acquired (percentage)					100.00%
Enterprise value	187,588
Goodwill	81,248
CNET Media, Inc
Business Acquisition [Line Items]
Equity interest acquired (percentage)				100.00%
Enterprise value	154,248
Goodwill	36,607
Fiscal 2024 Acquisitions
Business Acquisition [Line Items]
Enterprise value	365,000
Acquisition of businesses, net of cash received	219,000
Total Revenues	$ 83,200
Series of Individually Immaterial Business Acquisitions
Business Acquisition [Line Items]
Number of immaterial acquisitions | acquisition		2
Fiscal 2023 Acquisitions
Business Acquisition [Line Items]
Goodwill		$ 6,500
Definite-lived intangibles in connection with acquisition		7,200
Increase (decrease) in goodwill from adjustment under purchase accounting		$ (100)
Lifecycle Marketing Group Limited
Business Acquisition [Line Items]
Equity interest acquired (percentage)			100.00%
FitNow, Inc.
Business Acquisition [Line Items]
Equity interest acquired (percentage)			100.00%
Fiscal 2022 Acquisitions
Business Acquisition [Line Items]
Enterprise value			$ 121,704
Acquisition of businesses, net of cash received			121,700
Goodwill			95,737
Revenue of acquiree since acquisition date			33,000
Total consideration of transactions			151,400
Fair value of assets			$ 7,400

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