Intangible Assets (Details) - USD ($)		3 Months Ended		12 Months Ended
	Dec. 16, 2016	Feb. 03, 2018	Oct. 28, 2017	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, Gross		$ 1,786,000		$ 1,786,000	$ 1,786,000
Finite-lived intangible assets, Accumulated Amortization		(336,000)		(336,000)	(171,000)
Amortization expense of intangible assets				165,000	91,000	$ 62,000
Estimated amortization expense by fiscal year maturity [Abstract]
Estimated amortization expense, each fiscal year through fiscal 2020		165,000		165,000
Estimated amortization expense, fiscal 2021		157,000		157,000
Estimated amortization expense, fiscal 2022		96,000		96,000
Indefinite-lived intangible assets:
FCC broadcasting license, carrying value		0		0	12,000,000
Aggregate consideration under two agreements to sell Boston television station, WWDP, including the Company's FCC broadcast license			$ 13,500,000
Broadcast Spectrum Allowed for Use Under Channel Sharing Agreement			33.30%
Total consideration payable under the Channel Sharing Agreement			$ 3,500,000
Proceeds from Channel Sharing Agreement, amount paid upon grant of a required construction permit by the FCC			2,500,000
Proceeds from Channel Sharing Agreement, amount paid upon closing of substantially all of the remaining television station assets		1,000,000
Purchase price under asset purchase agreement			10,000,000
Escrow holdback amount			$ 1,000,000
Commencement of Escrow Holdback Monthly Installments, Period after Closing Date			14 months
Proceeds from sale of television station assets		9,333,000		12,738,000	0	0
Escrow holdback amount received under the television station sale		333,000
Pre-tax operating gain on the television station sale		551,000		551,000	0	$ 0
Escrow holdback amount, amount remaining in escrow relating to the television station sale		667,000		667,000
FCC Broadcast License [Member]
Indefinite-lived intangible assets:
FCC broadcasting license, carrying value		$ 0		$ 0	12,000,000
FCC broadcasting license, estimated fair value					$ 13,400,000
Trade Name [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, Estimated Useful Life	15 years
Finite-lived intangible assets acquired	$ 336,000
Customer List [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, Estimated Useful Life	5 years
Finite-lived intangible assets acquired	$ 347,000
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