Note 18 - Related Party Transactions (Details) - Loans to Executive Officers and Directors - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Loans to Executive Officers and Directors [Abstract]
Balance, beginning of year	$ 4,409,644	$ 6,483,503	$ 6,095,008
New Loans	0	394,269	782,681
Repayments	(463,023)	(2,468,128)	(394,186)
Balance, end of year	$ 3,946,621	$ 4,409,644	$ 6,483,503