Goodwill and Intangible Assets (Changes in Carrying Amounts of Goodwill) (Details) $ in Thousands	3 Months Ended
Mar. 31, 2025 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 1,580,258
Goodwill acquired	12,688
Purchase accounting adjustments	(311)
Foreign exchange translation	5,970
Ending balance	1,598,605
Operating Segments \| Technology & Shopping
Goodwill [Roll Forward]
Beginning balance	322,057
Goodwill acquired	0
Purchase accounting adjustments	(244)
Foreign exchange translation	(6)
Ending balance	321,807
Operating Segments \| Gaming & Entertainment
Goodwill [Roll Forward]
Beginning balance	68,301
Goodwill acquired	11,743
Purchase accounting adjustments	48
Foreign exchange translation	260
Ending balance	80,352
Operating Segments \| Health & Wellness
Goodwill [Roll Forward]
Beginning balance	403,056
Goodwill acquired	945
Purchase accounting adjustments	0
Foreign exchange translation	415
Ending balance	404,416
Operating Segments \| Connectivity
Goodwill [Roll Forward]
Beginning balance	256,942
Goodwill acquired	0
Purchase accounting adjustments	0
Foreign exchange translation	1,491
Ending balance	258,433
Operating Segments \| Cybersecurity & Martech
Goodwill [Roll Forward]
Beginning balance	529,902
Goodwill acquired	0
Purchase accounting adjustments	(115)
Foreign exchange translation	3,810
Ending balance	$ 533,597

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