Note 1 - Description of Business and Summary of Significant Accounting Policies (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Allowance for Doubtful Accounts Receivable, Current	$ 26,556	$ 35,033
Cash, FDIC Insured Amount	250,000
Valuation Allowances and Reserves, Balance	172,832	248,868
Advertising Expense	46,329	14,178
Operating Loss Carryforwards	40,200,000
Deferred Tax Assets, Net, Noncurrent	1,621,000	1,621,000
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 52,905	49,636
First 3% Matched [Member]
Defined Contribution Plan, Employer Matching Contribution, Percent of Match	100.00%
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	3.00%
Over 3% Matched [Member]
Defined Contribution Plan, Employer Matching Contribution, Percent of Match	50.00%
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	3.00%
Maximum Matched [Member]
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	5.00%
Reclassification from Current Deferred Tax Assets to Noncurrent Deferred Tax Assets [Member] | Year Ended December 31, 2014 [Member]
Prior Period Reclassification Adjustment		$ 773,000
Akimbo [Member]
Goodwill Amortization Period	15 years
Minimum [Member]
Property, Plant and Equipment, Useful Life	3 years
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	1.00%
Maximum [Member]
Property, Plant and Equipment, Useful Life	10 years
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	15.00%