Earnings Per Common Share (“EPS”) - Schedule of Diluted Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Feb. 01, 2025	Feb. 03, 2024	Jan. 28, 2023
Numerator:
Net (loss) income attributable to common shareholders	$ (35.6)	$ 775.9	$ 342.2
Add: Dividends on Preferred Shares		34.5	34.5
Numerator for diluted EPS	$ (35.6)	$ 810.4	$ 376.7
Denominator:
Weighted average common shares outstanding (in shares)	44.1	44.9	46.6
Dilutive effect of share awards (in shares)	0.0	0.9	2.0
Dilutive effect of preferred shares (in shares)	0.0	8.2	8.1
Diluted weighted average number of common shares outstanding (shares)	44.1	54.0	56.7
EPS – diluted (usd per share)	$ (0.81)	$ 15.01	$ 6.64
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Dilutive effect of share awards (in shares)	0.0	0.9	2.0
Performance Shares
Denominator:
Dilutive effect of share awards (in shares)		0.4	0.9
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Dilutive effect of share awards (in shares)		0.4	0.9