Note 24 - Related Party Transactions - Credit to Related Parties (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Extensions of credit	$ 2,890,502	$ 3,290,291	$ 3,540,691
New extensions of credit made during the year	60,000	0	0
Repayments during the year	(146,401)	(399,789)	(250,400)
Extensions of credit	$ 2,804,101	$ 2,890,502	$ 3,290,291