Note 5 - Benefit Plans (Details) (USD $)	3 Months Ended		6 Months Ended			1 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 Employee Stock Option [Member]	Jan. 31, 2013 Director [Member]	Jan. 31, 2012 Director [Member]
Note 5 - Benefit Plans (Details) [Line Items]
Allocated Share-based Compensation Expense	$ 35,461	$ 37,325	$ 187,275	$ 179,676
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized					131,695
Restricted Stock or Unit Expense						$ 116,032	$ 110,009
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in Shares)						16,576	18,520
Stock Issued During Period, Shares, Restricted Stock Award, Price per Share (in Dollars per share)						$ 7.00	$ 5.94