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Note 5 - Gaming License (Details) (Licensing Agreements [Member], USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 29, 2015
Mar. 30, 2014
Licensing Agreements [Member]
   
Note 5 - Gaming License (Details) [Line Items]    
Finite-Lived Intangible Asset, Useful Life 15 years  
Amortization of Intangible Assets $ 0.1us-gaap_AmortizationOfIntangibleAssets
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
$ 0.1us-gaap_AmortizationOfIntangibleAssets
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember