Acquisitions - Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions	Jul. 29, 2023	Jan. 28, 2023	Aug. 19, 2022	Jul. 30, 2022
Business Acquisition [Line Items]
Goodwill	$ 754.1	$ 751.7		$ 486.4
Blue Nile
Business Acquisition [Line Items]
Inventories			$ 85.8
Property, plant and equipment			33.1
Operating lease right-of-use assets			39.1
Intangible assets			96.0
Other assets			23.6
Identifiable assets acquired			277.6
Accounts payable			71.6
Deferred revenue			16.5
Operating lease liabilities			38.5
Other liabilities			17.9
Liabilities assumed			144.5
Identifiable net assets acquired			133.1
Goodwill			256.8
Net assets acquired			$ 389.9