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Retirement Plans - Summary of Pension Plan Investments Measured at Fair Value (Detail) - USD ($) $ in Thousands | Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2023
--- | --- | --- | ---
United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | $ 1,157 | $ 15,153 | $ 13,975
International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 30,164 | 32,563 | $ 40,104
Quoted Price In Active Markets for Identical Assets (Level 1) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 1,157 | 15,153 |
Quoted Price In Active Markets for Identical Assets (Level 1) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 3,252 | 3,752 |
Significant Other Observable Inputs (Level 2) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Significant Other Observable Inputs (Level 2) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 324 | 314 |
Significant Unobservable Inputs (Level 3) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Significant Unobservable Inputs (Level 3) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 26,588 | 28,497 |
Cash and Cash Equivalents | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 1,157 | 5,473 |
Cash and Cash Equivalents | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 3,252 | 3,752 |
Cash and Cash Equivalents | Quoted Price In Active Markets for Identical Assets (Level 1) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 1,157 | 5,473 |
Cash and Cash Equivalents | Quoted Price In Active Markets for Identical Assets (Level 1) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 3,252 | 3,752 |
Cash and Cash Equivalents | Significant Other Observable Inputs (Level 2) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Cash and Cash Equivalents | Significant Other Observable Inputs (Level 2) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Cash and Cash Equivalents | Significant Unobservable Inputs (Level 3) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Cash and Cash Equivalents | Significant Unobservable Inputs (Level 3) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
US Equity Securities | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
US Equity Securities | Quoted Price In Active Markets for Identical Assets (Level 1) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
US Equity Securities | Significant Other Observable Inputs (Level 2) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
US Equity Securities | Significant Unobservable Inputs (Level 3) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
International Equity Securities | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
International Equity Securities | Quoted Price In Active Markets for Identical Assets (Level 1) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
International Equity Securities | Significant Other Observable Inputs (Level 2) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
International Equity Securities | Significant Unobservable Inputs (Level 3) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Fixed Income Funds | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 9,680 |
Fixed Income Funds | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 324 | 314 |
Fixed Income Funds | Quoted Price In Active Markets for Identical Assets (Level 1) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 9,680 |
Fixed Income Funds | Quoted Price In Active Markets for Identical Assets (Level 1) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Fixed Income Funds | Significant Other Observable Inputs (Level 2) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Fixed Income Funds | Significant Other Observable Inputs (Level 2) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 324 | 314 |
Fixed Income Funds | Significant Unobservable Inputs (Level 3) | United States Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Fixed Income Funds | Significant Unobservable Inputs (Level 3) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Other Investments | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 26,588 | 28,497 |
Other Investments | Quoted Price In Active Markets for Identical Assets (Level 1) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Other Investments | Significant Other Observable Inputs (Level 2) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | 0 | 0 |
Other Investments | Significant Unobservable Inputs (Level 3) | International Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Fair Value Measurement | $ 26,588 | $ 28,497 |

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