Note 4 - Loans/Leases Receivable (Details) - Related Party Loans - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Related Party Loans [Abstract]
Balance, beginning	$ 42,469,111	$ 39,192,966	$ 20,502,058
Balance, ending	42,012,313	42,469,111	39,192,966
Net increase (decrease) due to change in related parties	(3,606,418)	1,040,278	17,124,702
Advances	19,040,675	13,284,475	6,213,381
Repayments	$ (15,891,055)	$ (11,048,608)	$ (4,647,175)