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Goodwill and Intangible Assets - Changes in goodwill by reporting unit (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Goodwill [Roll Forward] |  |
Opening balance | $ 1,683,782 | $ 1,684,196
Effect of exchange rate fluctuations | (4,062) | (414)
Closing balance | 1,679,720 | 1,683,782
Financial Services |  |
Goodwill [Roll Forward] |  |
Opening balance | 408,674 | 408,736
Effect of exchange rate fluctuations | (1,133) | (62)
Closing balance | 407,541 | 408,674
Consumer and Healthcare |  |
Goodwill [Roll Forward] |  |
Opening balance | 592,780 | 592,907
Effect of exchange rate fluctuations | (1,473) | (127)
Closing balance | 591,307 | 592,780
High Tech and Manufacturing |  |
Goodwill [Roll Forward] |  |
Opening balance | 682,328 | 682,553
Effect of exchange rate fluctuations | (1,456) | (225)
Closing balance | $ 680,872 | $ 682,328

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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 + Details
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