Derivative Financial Instruments - Additional Information (Detail) - USD ($)	1 Months Ended	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Jan. 28, 2023	Jan. 29, 2022	Jan. 28, 2023	Jan. 29, 2022	Apr. 30, 2022	Mar. 25, 2015	Jan. 31, 2014
Derivative [Line Items]
Gains or losses recognized in OCI on cash flow hedging derivative		$ 0	$ 0
Ineffectiveness recorded during period		0	0
Increase (decrease) in interest expense				$ (1,363,000)
5.17% Senior Notes
Derivative [Line Items]
Interest rate								5.17%
3.48% Senior Notes due 2025
Derivative [Line Items]
Interest rate							3.48%
Aggregate principal amount							$ 250,000,000
Interest Rate Cap
Derivative [Line Items]
Derivative, notional amount		525,000,000		525,000,000
New Interest Rate Cap
Derivative [Line Items]
Derivative, notional amount		100,000,000		100,000,000
Interest Rate Swap Agreement
Derivative [Line Items]
Derivative, notional amount								$ 250,000,000
Payments for (proceeds from) to settle interest rate swaps	$ 29,003,000			(3,687,000)	$ 5,551,000
Interest Rate Swap
Derivative [Line Items]
Derivative, notional amount		564,369,000		564,369,000		$ 574,144,000
Increase (decrease) in interest expense		(341,000)	$ (341,000)	(1,023,000)	$ (1,023,000)
Interest Rate Swap Two
Derivative [Line Items]
Derivative, notional amount		$ 162,023,000		$ 162,023,000