Note 10 - Stock Option Plan (Details) (USD $)	1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended	3 Months Ended		9 Months Ended			3 Months Ended	9 Months Ended
	Sep. 23, 2014	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Sep. 30, 2014 Employee Stock Option [Member]	Sep. 30, 2013 Employee Stock Option [Member]	Sep. 30, 2014 Employee Stock Option [Member]	Sep. 30, 2013 Employee Stock Option [Member]	Sep. 30, 2014 Holdings Greater than 10% of Shares Outstanding [Member] The 2013 Plan [Member]	Sep. 30, 2014 Employees [Member]	Sep. 30, 2014 Employees [Member]	Sep. 30, 2014 2005 Plan [Member]	Sep. 30, 2014 The 2006 Stock Option Plan [Member]	Sep. 30, 2014 The 2013 Plan [Member]	Jun. 30, 2014 The 2013 Plan [Member]
Note 10 - Stock Option Plan (Details) [Line Items]
Common Stock, Capital Shares Reserved for Future Issuance														22,095		839,148
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number														22,095	324,820	1,947,619
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price (in Dollars per share)		$ 1.02		$ 1.02		$ 2.94								$ 12.83	$ 1.55	$ 0.80
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term				9 years 244 days		8 years 292 days								8 years 292 days	8 years 21 days
Conversion of Stock, Exchange Ratio	0.0080497														0.0080497
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period											5 years					10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period																4 years
Share-based Compensation Arrangement by Share-based Payment Award, Percentage of Outstanding Stock Maximum																10.00%
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent																110.00%
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized																3,111,587	113,826
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross				1,901,476								1,901,476	1,901,476
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)												$ 0.32	$ 0.32
Allocated Share-based Compensation Expense (in Dollars)		$ 113,346	$ 16,284	$ 143,643	$ 66,001		$ 113,345	$ 16,284	$ 143,643	$ 66,001
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options (in Dollars)		567,000		567,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition									3 years 94 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value (in Dollars)		$ 1,700,000		$ 1,700,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period				0	0