Note 13 - Stock Option Plans (Details) - Stock Options Exercisable (USD $)			12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Options Exercisable Exercise Price Range 1 [Member]	Dec. 31, 2013 Options Exercisable Exercise Price Range 2 [Member]	Dec. 31, 2013 Options Exercisable Exercise Price Range 3 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Lower Range of Exercise Price - Exercisable			$ 0.69	$ 3.30	$ 0.69
Upper Range of Exercise Price - Exercisable			$ 2.08	$ 3.84	$ 3.84
Exercisable Options (in Shares)	194,167	220,833	170,167	24,000	194,167
Weighted-Average Contractual Life Remaining - Exercisable			6 years 109 days	3 years 328 days	6 years
Weighted-Average Exercise Price - Exercisable	$ 1.83	$ 1.77	$ 1.58	$ 3.57	$ 1.83
Aggregate Intrinsic Value - Exercisable (in Dollars)			$ 21,153		$ 21,153