Long-Term Debt - Additional Information (Detail)			1 Months Ended	6 Months Ended
	May 05, 2022 USD ($)	Jul. 02, 2021 USD ($)	May 31, 2022	Sep. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Jul. 01, 2021 USD ($)
Debt Instrument [Line Items]
Interest coverage ratio		250.00%
Borrowings outstanding under Credit Facility				$ 162,000,000	$ 157,000,000
Outstanding letters of credit, amount				8,300,000
Debt instrument, principal amount				1,099,500,000	1,099,500,000
Outstanding borrowings				579,700,000
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]
Term loan facility, unused borrowing capacity, Amount	$ 200,000,000
Quarterly principle payments	$ 2,500,000
Debt instrument, principal amount				187,500,000	192,500,000
Debt instrument, maturity date			May 05, 2027
2.500% Senior Unsecured Notes Due 2031 [Member]
Debt Instrument [Line Items]
Debt instrument, principal amount				$ 750,000,000	$ 750,000,000	$ 750,000,000
Debt instrument, interest rate				2.50%		2.50%
Debt instrument, maturity period		2031-07
Debt instrument, original issue discount						$ 6,300,000
Effective interest rate						2.60%
Interest payment period		10-year
Semi annual basis, treasury rate		20.00%
Percentage of aggregate amount repurchased		101.00%
2.500% Senior Unsecured Notes Due 2031 [Member] | Redeemable On or After April 1, 2031 [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate						2.50%
Percentage of principal amount redeemable		100.00%
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Borrowings outstanding under Credit Facility				$ 162,000
Outstanding borrowings				579,700,000
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						$ 25,000,000
Revolving Credit Facility [Member] | Unsecured Debt
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity				750,000,000
Revolving Credit Facility [Member] | Term Loan [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity				$ 200,000,000
Line of Credit | Maximum [Member]
Debt Instrument [Line Items]
Amount of increase in borrowing capacity		$ 375,000,000
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						1,125,000,000
Letter of Credit Facility						$ 40,000,000
Unused line of credit commitment fee based on leverage ratio				12.50%
Outstanding letters of credit, amount				$ 8,300,000