Indebtedness - Additional Information (Detail) $ in Thousands			12 Months Ended
	Feb. 04, 2025 USD ($)	Jul. 02, 2021 USD ($)	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Jul. 01, 2021 USD ($)
Debt Instrument [Line Items]
Weighted-average interest rate			6.50%	6.60%	3.70%
Effective interest rate			5.70%	6.70%
Repayment of Term Loan			$ (11,250)	$ (10,000)	$ (7,500)
Interest coverage ratio		250.00%
Borrowings outstanding under Credit Facility			200,000	170,000
Outstanding borrowings			540,100
Outstanding letters of credit , amount			9,900
Debt instrument, principal amount			$ 1,246,250	$ 1,102,500
Maturity Period 2021 [Member]
Debt Instrument [Line Items]
Unused line of credit commitment fee based on leverage ratio		9.00%
Maximum [Member]
Debt Instrument [Line Items]
Unused line of credit commitment fee based on leverage ratio		22.50%
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Minimum [Member] | Maturity Period 2021 [Member]
Debt Instrument [Line Items]
Variable margin		100.00%
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Maximum [Member] | Maturity Period 2021 [Member]
Debt Instrument [Line Items]
Variable margin		162.50%
NYFRB [Member] | Minimum [Member]
Debt Instrument [Line Items]
Variable margin		0.00%
NYFRB [Member] | Maximum [Member]
Debt Instrument [Line Items]
Variable margin		62.50%
Term Loan [Member]
Debt Instrument [Line Items]
Weighted-average interest rate			6.30%	6.60%
Term loan facility, unused borrowing capacity, Amount	$ 125,000
Term loan Maturity Date	Feb. 04, 2030
Debt instrument, principal amount			$ 296,250	$ 182,500
Quarterly principle payments	$ 3,800
2.500% Senior Unsecured Notes Due 2031 [Member]
Debt Instrument [Line Items]
Effective interest rate						2.60%
Debt instrument, original issue discount						$ 6,300
Interest payment period		10-year
Semi annual basis, treasury rate		20.00%
Percentage of aggregate amount repurchased		101.00%
Debt instrument, principal amount			$ 750,000	$ 750,000		$ 750,000
Debt instrument, interest rate			2.50%			2.50%
Debt instrument, maturity period		2031-07
2.500% Senior Unsecured Notes Due 2031 [Member] | Redeemable On or After April 1, 2031 [Member]
Debt Instrument [Line Items]
Percentage of principal amount redeemable		100.00%
Debt instrument, interest rate						2.50%
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Borrowings outstanding under Credit Facility			$ 200,000
Outstanding borrowings			$ 540,100
Revolving Credit Facility [Member] | Minimum [Member]
Debt Instrument [Line Items]
Supplementary leverage ratio						0.035
Revolving Credit Facility [Member] | Swingline Loan [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity						$ 25,000
Revolving Credit Facility [Member] | Unsecured Debt
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	750,000
Revolving Credit Facility [Member] | Term Loan [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	200,000
Revolving Credit Facility [Member] | Term Loan [Member] | Maximum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 300,000
Line of Credit | Maximum [Member]
Debt Instrument [Line Items]
Amount of increase in borrowing capacity		$ 375,000
Line of Credit | NYFRB [Member]
Debt Instrument [Line Items]
Variable margin		0.50%
Letter of Credit [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity						1,125,000
Letter of Credit Facility						$ 40,000
Unused line of credit commitment fee based on leverage ratio			12.50%
Outstanding letters of credit , amount			$ 9,900