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Intangible Assets - Goodwill (Details) - USD ($)
$ in Thousands
3 Months Ended
Feb. 01, 2020
Feb. 02, 2019
Jan. 28, 2017
Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]      
Goodwill $ 12,152 $ 16,252  
Historical Acquisitions and HiTec Acquisition [Member]      
Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]      
Goodwill impairment charges 4,100    
Goodwill     $ 16,300
Goodwill estimated fair value $ 12,200