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Note A - The Company and Summary of Significant Accounting Policies (Details Textual)		12 Months Ended
	Dec. 29, 2016	Dec. 31, 2017 USD ($) shares	Dec. 31, 2016 USD ($) shares	Dec. 31, 2015 USD ($)
Retained Earnings (Accumulated Deficit)		$ (67,076,492)	$ (62,801,154)
Cash and Cash Equivalents, at Carrying Value		288,721	1,061,307	$ 4,321,078
Operational Costs Per Month		592,000
Allowance for Doubtful Accounts Receivable, Noncurrent		$ 1,000,000	500,000
Percentage of Remaining Balance Owned Reserved		57.00%
Advertising Expense		$ 386,000	$ 299,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares		1,234,167	27,087
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period		3 years
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period		4 years
Licensing Agreements [Member]
Finite-Lived Intangible Asset, Useful Life		10 years
Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio	12

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