Stock-Based Compensation - Performance Awards (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Jul. 29, 2023	Apr. 27, 2024	Apr. 29, 2023	Apr. 30, 2022
Weighted Average Grant Date Fair Value
Equity based compensation expenses		$ 14,578	$ 12,620	$ 10,727
Performance-Based Shares
Number of Shares
Non-vested at beginning of period (in shares)	763,000	763,000
Granted (in shares)	219,154	438,000
Vested (in shares)		(100,000)
Canceled (in shares)		(569,000)
Non-vested at end of period (in shares)		532,000	763,000
Weighted Average Grant Date Fair Value
Non-vested at beginning of period (in dollars per share)	$ 28.47	$ 28.47
Granted (in dollars per share)		25.48
Vested (in dollars per share)		30.75
Canceled (in dollars per share)		26.20
Non-vested at end of period (in dollars per share)		$ 26.39	$ 28.47
Unrecognized compensation cost		$ 6,500
Period for recognition of unrecognized compensation costs		1 year 3 months 18 days
Equity based compensation expenses		$ 5,109	$ 4,293	4,971
Performance-Based Shares | Fiscal 2020 Grant
Weighted Average Grant Date Fair Value
Equity based compensation expenses		0	0	1,066
Performance-Based Shares | Fiscal 2021 Grant
Weighted Average Grant Date Fair Value
Equity based compensation expenses		0	548	2,195
Performance-Based Shares | Fiscal 2022 Grant
Weighted Average Grant Date Fair Value
Equity based compensation expenses		1,379	1,649	1,710
Performance-Based Shares | Fiscal 2023 Grant
Weighted Average Grant Date Fair Value
Equity based compensation expenses		1,867	2,096	0
Performance-Based Shares | Fiscal 2024 Grant
Weighted Average Grant Date Fair Value
Equity based compensation expenses		$ 1,863	$ 0	$ 0
Performance-based units
Stock-Based Compensation
Percentage of payout dependent on financial performance		50.00%
Percentage of payout dependent on total shareholder return		50.00%
Performance-based units | Minimum
Stock-Based Compensation
Performance award opportunity as a percentage of target award		50.00%
Performance-based units | Maximum
Stock-Based Compensation
Performance award opportunity as a percentage of target award		200.00%
Performance awards, performance period		3 years
Performance-Based Shares, vesting based on performance goals | Fiscal 2024 Grant
Weighted Average Grant Date Fair Value
Granted (in dollars per share)		$ 25.48	$ 22.43	$ 36.13
Performance Based Shares, vesting based on market conditions | Fiscal 2024 Grant
Weighted Average Grant Date Fair Value
Granted (in dollars per share)		$ 34.15	$ 36.63	$ 51.85