Earnings Per Share - Summary of Reconciliation of Numerator and Denominator of Basic and Diluted Earnings Per Share and Stock-based Awards Excluded from Calculation of Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Apr. 30, 2022	May 01, 2021
Earnings Per Share [Abstract]
Net income	$ (35.1)	$ 15.1
Basic	40,600,000	38,400,000
Effect of dilutive stock-based awards	0	1,300,000
Diluted	40,600,000	39,700,000
Basic earnings (loss) per common share	$ (0.86)	$ 0.39
Diluted earnings (loss) per common share	$ (0.86)	$ 0.38
Antidilutive stock-based awards excluded from diluted calculation	4,200,000	1,400,000