Note 10 - Stock Based Compensation (Details) (USD $)	3 Months Ended	12 Months Ended		15 Months Ended			3 Months Ended			3 Months Ended
	Mar. 31, 2014	Dec. 31, 2012	Dec. 31, 2010	Mar. 31, 2014	Jun. 13, 2007	Oct. 28, 2013 Subsequent Event [Member]	Mar. 31, 2014 Stock Incentive Plan 2007 [Member]	Mar. 31, 2013 Stock Incentive Plan 2007 [Member]	Dec. 31, 2007 Stock Incentive Plan 2007 [Member]	Mar. 31, 2014 Restricted Stock [Member]	Mar. 31, 2013 Restricted Stock [Member]
Note 10 - Stock Based Compensation (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	6 years 346 days			10 years
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	1,189,528	944,444	444,444	1,189,528	222,222				148,148
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized		500,000	222,222
Allocated Share-based Compensation Expense (in Dollars)							$ 607,230	$ 263,192
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized (in Dollars)							$ 1,200,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition	2 years 36 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)							$ 3.31	$ 3.92
Share Based Compensation, Options and Restricted Stock, Outstanding						3,720,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	4,500									4,500	0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	1,175,071
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	14,457			14,457