Quarterly report pursuant to Section 13 or 15(d)

Inventory Impairment Write-down (Details)

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Inventory Impairment Write-down (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
May 04, 2019
Nov. 02, 2019
Nov. 03, 2018
Inventory Disclosure [Abstract]      
Non-cash inventory impairment write-down $ 6,050 $ 6,050 $ 0