Pension and Profit Sharing Plans - Additional information (Detail) $ in Thousands	12 Months Ended
	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