Long-lived Asset Impairment Charges Related to the Pandemic (Details) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 31, 2020	Nov. 02, 2019	Oct. 31, 2020	Nov. 02, 2019
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment of long lived assets	$ 8,800,000		$ 27,300,000
Right of use asset impairment and write-off	0	$ 0	3,236,000	$ 0
Cost of Goods Sold
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment of long lived assets	400,000		18,400,000
SG&A Expenses
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment of long lived assets	$ 8,400,000		$ 8,900,000