Note 11 - Federal and State Income Taxes (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax	$ 318,000	$ 1,206,000
Deferred Tax Assets, Tax Credit Carryforwards, General Business		988,000
Operating Loss Carryforwards		11,571,000
Statute Of Limitations	3 years
Receivables, Long-term Contracts or Programs	$ 623,000	$ 8,496,000