Income per Share - Schedule of Computation of Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Jul. 29, 2023	Jul. 30, 2022
Earnings Per Share [Abstract]
Net income	$ 0.9	$ 21.5
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Denominator for basic income per share - weighted average shares outstanding and vested/unissued restricted stock units	35,687,876	36,565,975
Dilutive potential common shares	593,531	649,825
Denominator for diluted income per share	36,281,407	37,215,800
Basic income per share:
Basic Income per Share (in dollars per share)	$ 0.03	$ 0.59
Diluted income per share:
Diluted Income per Share (in dollars per share)	$ 0.02	$ 0.58
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding	935,698	928,534