Retirement Plans - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2024
Defined Benefit Plan Disclosure [Line Items]
Expected cash contributions to pension plans in 2023	$ 1,621
Defined Contribution Pension
Defined Benefit Plan Disclosure [Line Items]
Employer expenses	$ 22,166	$ 22,031	$ 22,819

Amount of contribution received by defined benefit plan from employer which increases plan assets.

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details