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Intangible Assets (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 29, 2017
Apr. 30, 2016
Jan. 28, 2017
Finite-lived intangible assets [Line Items]      
Finite-lived intangible assets, Gross $ 1,786   $ 1,786
Finite-lived intangible assets, Accumulated Amortization (212)   (171)
Amortization expense of intangible assets 41 $ 18  
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]      
Estimated amortization expense, fiscal 2017 and each fiscal year through fiscal 2020 165    
Estimated amortization expense, fiscal 2021 157    
Indefinite-lived intangible assets [Abstract]      
FCC broadcasting license, carrying value 12,000   12,000
FCC broadcast license [Member]      
Indefinite-lived intangible assets [Abstract]      
FCC broadcasting license, carrying value $ 12,000   12,000
FCC broadcasting license, estimated fair value     $ 13,400
Minimum [Member]      
Finite-lived intangible assets [Line Items]      
Finite-lived intangible assets, Estimated Useful Life 5 years    
Maximum [Member]      
Finite-lived intangible assets [Line Items]      
Finite-lived intangible assets, Estimated Useful Life 15 years