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Goodwill - Changes in Carrying Amounts of Goodwill by Segment (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($)
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 6,555,877
Goodwill acquired from 2025 acquisitions	48,400
Purchase price allocation adjustments and other	(500)
Foreign currency translation adjustments	27,500
Goodwill, ending balance	6,631,335
EIG
Goodwill [Roll Forward]
Goodwill, beginning balance	4,424,900
Goodwill acquired from 2025 acquisitions	48,400
Purchase price allocation adjustments and other	(500)
Foreign currency translation adjustments	11,300
Goodwill, ending balance	4,484,100
EMG
Goodwill [Roll Forward]
Goodwill, beginning balance	2,131,000
Goodwill acquired from 2025 acquisitions	0
Purchase price allocation adjustments and other	0
Foreign currency translation adjustments	16,200
Goodwill, ending balance	$ 2,147,200

X

- Definition

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of foreign currency translation gain (loss) which increases (decreases) asset representing future economic benefit from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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Amount of increase (decrease) from measurement period adjustment of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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