Note 11 - Defined Contribution Plan (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Compensation and Retirement Disclosure [Abstract]
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay			4.00%
Defined Contribution Plan, Vesting Period			1 year
Defined Contribution Plan, Employer Discretionary Contribution Amount Per Year, Authorized			$ 175,000
Defined Contribution Plan, Cost Recognized	$ 43,750	$ 43,750	$ 131,250	$ 131,250