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Goodwill and Acquired Intangible Assets - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Amortization of acquired intangible assets |  | $ 227,165 | $ 29,811 | $ 28,729
Government Systems [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Goodwill increase (decrease) | $ (8,500) |  |  |
Minimum [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Other acquired intangible assets estimated useful lives |  | 2 years |  |
Maximum [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Other acquired intangible assets estimated useful lives |  | 20 years |  |

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- Definition Amount of increase (decrease), classified as other, of an asset representing the 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 (g) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 + Details
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