Significant Accounting Policies (Details) $ in Thousands	3 Months Ended
	May 02, 2020 USD ($) segment	May 04, 2019 USD ($)	Feb. 01, 2020 USD ($)	Feb. 02, 2019 USD ($)
Number of reportable segments | segment	3
Impairment of Long-Lived Assets Held-for-use	$ 84,900
Deferred tax assets, net	$ 139,300
Effective income tax rate reconciliation, percent	33.80%	25.40%
Severance Costs	$ 1,700	$ 1,300
Business Combination, Integration Related Costs	100	1,200
Supplemental Unemployment Benefits, Severance Benefits	2,600	3,400
Cash and cash equivalents	250,874	70,671	$ 86,564
Restricted cash, included in prepaid expenses and other current assets	0	1,633	0
Total cash, cash equivalents, and restricted cash shown in the condensed consolidated statements of cash flows	250,874	$ 72,304	$ 86,564	$ 100,568
Canada Retail
Impairment of Long-Lived Assets Held-for-use	19,700
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	1,100
U.S. Retail
Impairment of Long-Lived Assets Held-for-use	65,200
Brand Portfolio
Impairment of Intangible Assets, Finite-lived	6,500
Goodwill, impairment loss	19,989
COVID Pandemic
Increase in inventory adjustments	84,000
Decrease in operating expenses	4,500
Incremental costs related to COVID-19 safety precautions	$ 1,700
ABG-Camuto, LLC | Designer Brands Inc.
Noncontrolling interest, ownership percentage by parent	40.00%