Income per Share - Schedule of Computation of Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 28, 2023	Jan. 29, 2022
Earnings Per Share [Abstract]
Net income	$ 19.9	$ 29.4	$ 69.0	$ 86.0
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Denominator for basic income per share - weighted average shares outstanding and vested/unissued restricted stock units	35,757,465	36,853,617	36,149,858	37,445,822
Dilutive potential common shares	819,530	622,273	728,351	559,881
Denominator for diluted income per share	36,576,995	37,475,890	36,878,209	38,005,703
Basic income per share:
Basic Income per Share (in dollars per share)	$ 0.56	$ 0.80	$ 1.91	$ 2.30
Diluted income per share:
Diluted Income per Share (in dollars per share)	$ 0.54	$ 0.78	$ 1.87	$ 2.26
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding	949,674	928,412	939,573	928,412