Fair Value Measurements (Details) - USD ($)	12 Months Ended
Jan. 28, 2017	Jan. 30, 2016
Fair Value, Option, Quantitative Disclosures [Line Items]
Bank certificates of deposit	$ 450,000	$ 450,000
Long-term debt	85,388,000	72,414,000
Current portion of long term credit facilities	3,242,000	2,143,000
FCC broadcasting license, carrying value	12,000,000	12,000,000
Level 2 [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Bank certificates of deposit	450,000	450,000
Long-term debt	85,388,000	72,414,000
Level 3 [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Level 3 investments	0	0
FCC Broadcast License [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
FCC broadcasting license, carrying value	$ 12,000,000	$ 12,000,000
Discount rate used, FCC broadcasting license valuation	10.00%	10.00%
Indefinite-lived Intangible Assets [Roll Forward]
Intangible FCC Broadcasting License Asset, Beginning Balance	$ 12,000,000	$ 12,000,000
Losses included in earnings (asset impairment)	0	0
Intangible FCC Broadcasting License Asset, Ending Balance	$ 12,000,000	$ 12,000,000

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the capitalized costs to acquire rights under a license arrangement (for example, to sell specified products in a specified territory) having an indefinite period of benefit.

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Sum of the carrying amounts as of the balance sheet date of all investments.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The current cash, cash equivalents and investments that are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes current cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal.

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