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Fair Value Measurements - Narrative (Details) $ in Millions	12 Months Ended
	Jan. 31, 2026 USD ($)	Feb. 03, 2024 USD ($) Store	Sep. 08, 2025 USD ($)	Feb. 01, 2025 USD ($)
Fair Value Measurements
Payments to acquire investments	$ 119.5
Payments to acquire Foot Locker, Inc. equity securities	69.5
Payments to acquire equity method investments	50.0
Fair market value of Foot Locker, Inc. equity securities			$ 111.6
Non-cash gain on Foot Locker, Inc. equity	42.2
Business Optimization Plan
Fair Value Measurements
Number of MooseJaw Stores Exited Q4 2023 | Store		10
Restructuring Charges		$ 84.8
Business Optimization Plan | Non-cash impairments of store and intangible assets
Fair Value Measurements
Restructuring Charges		46.1
Business Optimization Plan | Other Restructuring
Fair Value Measurements
Restructuring Charges		12.0
Business Optimization Plan | Employee Severance
Fair Value Measurements
Restructuring Charges		26.7
Business Optimization Plan | Non-cash impairments of store assets
Fair Value Measurements
Restructuring Charges		35.5
Selling, general and administrative expenses | Business Optimization Plan
Fair Value Measurements
Restructuring Charges		$ 72.8
Restructuring Charges, Statement of Income		Selling, general and administrative expenses
Cost of goods sold | Business Optimization Plan
Fair Value Measurements
Restructuring Charges		$ 12.0
Restructuring Charges, Statement of Income		Cost of goods sold, including occupancy and distribution costs
Level 1
Fair Value Measurements
Deferred compensation plan assets held in trust	$ 178.0			$ 153.7

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