Note 1 - Basis of Presentation and Certain Significant Accounting Policies - Intangible Assets (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Other intangibles, gross	$ 729,685	$ 729,685
Accumulated Amortization	710,176	708,845
Other intangibles, net	19,509	20,840
Trademarks and Copyrights [Member]
Other intangibles, gross	554,369	554,369
Accumulated Amortization	545,860	545,279
Other intangibles, net	8,509	9,090
Noncompete Agreements [Member]
Other intangibles, gross	175,316	175,316
Accumulated Amortization	164,316	163,566
Other intangibles, net	$ 11,000	$ 11,750