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Pension and Profit Sharing Plans - Additional information (Detail) $ in Thousands | 12 Months Ended
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Mar. 31, 2023 USD ($) | Mar. 31, 2022 USD ($) Compensationplan Employee | Mar. 31, 2021 USD ($) | Mar. 31, 2020 USD ($)
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Employees fully vesting in employer's own contributions made beginning in 2007, requirement years |  | 4 years |  |
Costs relating to employer discretionary contributions |  | $ 8,500 | $ 8,300 | $ 8,200
Current actuarial estimates contributions |  | $ 1,300 | 1,100 | 700
Number of employees covered under multi-employer pension plans | Employee |  | 50 |  |
Number of multi-employer plans | Compensationplan |  | 3 |  |
Expenses related to multi employer plans |  | $ 1,700 | $ 1,800 | $ 1,700
Minimum [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Collective bargaining agreement for employer covered under multi-employer plans, Expiration date, First |  | Feb. 29, 2024 |  |
Maximum [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Collective bargaining agreement for employer covered under multi-employer plans, Expiration date, First |  | Mar. 31, 2025 |  |
Scenario Forecast [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Current actuarial estimates contributions for fiscal year 2023 | $ 0 |  |  |
Expenses related to multi employer plans | $ 2,000 |  |  |

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- Definition Amount of contribution expected to be received by defined benefit plan from employer in next fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=123450688&loc=d3e4587-114921 + Details
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