Note 7 - Income Taxes (Details) (USD $)			3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Exercise of Disqualifying Stock Options [Member]
Note 7 - Income Taxes (Details) [Line Items]
Deferred Tax Assets, Gross	$ 19,755,000	$ 19,801,000
Deferred Tax Assets, Operating Loss Carryforwards	12,210,000	12,074,000
Operating Loss Carryforwards	34,000,000
Deferred Tax Expense from Stock Options Exercised			1,300,000
Deferred Tax Assets, Net of Valuation Allowance	$ 77,000	$ 56,000