Note 10 - Income Taxes (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries	$ 0	$ 0
Deferred Tax Assets, Valuation Allowance	100,000	287,000	573,000
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	(187,000)	(286,000)
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	34.00%	34.00%
Liability for Uncertain Tax Positions, Current	$ 0	$ 0