Loss per Share - Schedule of Computation of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	6 Months Ended
Nov. 02, 2024	Oct. 28, 2023	Nov. 02, 2024	Oct. 28, 2023
Earnings Per Share [Abstract]
Net loss	$ (1.6)	$ (55.3)	$ (19.9)	$ (54.4)
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Denominator for basic loss per share - weighted average shares outstanding and vested/unissued restricted stock units	35,494,664	35,671,677	35,460,586	35,679,776
Dilutive potential common shares	0	0	0	0
Denominator for diluted loss per share	35,494,664	35,671,677	35,460,586	35,679,776
Loss per share:
Basic	$ (0.05)	$ (1.55)	$ (0.56)	$ (1.52)
Loss per share:
Diluted	$ (0.05)	$ (1.55)	$ (0.56)	$ (1.52)
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding	1,220,031	1,543,183	1,112,511	1,536,206

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