Condensed Consolidated Statements Of Shareholders' Equity - USD ($) $ in Millions	Total	Common shares at par value	Additional paid-in capital	Other reserves	Treasury shares	Retained earnings	Accumulated other comprehensive loss
Beginning Balance at Jan. 28, 2023	$ 1,578.6	$ 12.6	$ 259.7	$ 0.4	$ (1,574.7)	$ 3,144.8	$ (264.2)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	97.4					97.4
Other comprehensive income (loss)	(3.3)						(3.3)
Dividends declared: Common shares	(10.4)					(10.4)
Dividends declared: Preferred shares	(8.6)					(8.6)
Repurchase of common shares	(39.1)		0.0		(39.1)
Net settlement of equity-based awards	(44.4)		(60.5)		57.3	(41.2)
Share-based compensation expense	11.3		11.3
Ending Balance at Apr. 29, 2023	1,581.5	12.6	210.5	0.4	(1,556.5)	3,182.0	(267.5)
Beginning Balance at Feb. 03, 2024	2,166.5	12.6	230.7	0.4	(1,646.9)	3,835.0	(265.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	52.1					52.1
Other comprehensive income (loss)	(4.3)						(4.3)
Dividends declared: Common shares	(12.9)					(12.9)
Dividends declared: Preferred shares	(5.0)					(5.0)
Redemption of preferred shares	87.2					87.2
Repurchase of common shares	(7.4)				(7.4)
Net settlement of equity-based awards	(27.6)		(56.7)		31.4	(2.3)
Share-based compensation expense	7.6		7.6
Ending Balance at May. 04, 2024	$ 2,081.8	$ 12.6	$ 181.6	$ 0.4	$ (1,622.9)	$ 3,779.7	$ (269.6)