Note 3 - Securities (Details) - Securities in a Continuous Unrealized Loss Position (USD $)	Jun. 30, 2014	Dec. 31, 2013
Note 3 - Securities (Details) - Securities in a Continuous Unrealized Loss Position [Line Items]
Securities, continuous unrealized loss position, less than 12 months, fair value	$ 22,530,594	$ 67,267,038
Securities, continuous unrealized loss position, less than 12 months, unrealized losses	(126,622)	(3,105,944)
Securities, continuous unrealized loss position, 12 months or more, fair value	59,704,173	18,445,029
Securities, continuous unrealized loss position, 12 months or more, unrealized losses	(1,753,199)	(1,175,710)
Securities, continuous unrealized loss position, fair value	82,234,766	85,712,067
Securities, continuous unrealized loss position, unrealized losses	(1,879,821)	(4,281,654)
Equity Securities [Member]
Note 3 - Securities (Details) - Securities in a Continuous Unrealized Loss Position [Line Items]
Securities, continuous unrealized loss position, 12 months or more, fair value	33,459	29,014
Securities, continuous unrealized loss position, 12 months or more, unrealized losses	(14,468)	(18,913)
Securities, continuous unrealized loss position, fair value	33,459	29,014
Securities, continuous unrealized loss position, unrealized losses	(14,468)	(18,913)
US Government Agencies Debt Securities [Member]
Note 3 - Securities (Details) - Securities in a Continuous Unrealized Loss Position [Line Items]
Securities, continuous unrealized loss position, less than 12 months, fair value		24,731,730
Securities, continuous unrealized loss position, less than 12 months, unrealized losses		(916,208)
Securities, continuous unrealized loss position, 12 months or more, fair value	17,337,226	7,029,657
Securities, continuous unrealized loss position, 12 months or more, unrealized losses	(521,929)	(521,270)
Securities, continuous unrealized loss position, fair value	17,337,226	31,761,387
Securities, continuous unrealized loss position, unrealized losses	(521,929)	(1,437,478)
US States and Political Subdivisions Debt Securities [Member]
Note 3 - Securities (Details) - Securities in a Continuous Unrealized Loss Position [Line Items]
Securities, continuous unrealized loss position, less than 12 months, fair value	2,729,915	10,460,662
Securities, continuous unrealized loss position, less than 12 months, unrealized losses	(15,070)	(534,440)
Securities, continuous unrealized loss position, 12 months or more, fair value	7,181,252	1,701,215
Securities, continuous unrealized loss position, 12 months or more, unrealized losses	(195,297)	(125,581)
Securities, continuous unrealized loss position, fair value	9,911,167	12,161,877
Securities, continuous unrealized loss position, unrealized losses	(210,367)	(660,021)
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Note 3 - Securities (Details) - Securities in a Continuous Unrealized Loss Position [Line Items]
Securities, continuous unrealized loss position, less than 12 months, fair value	19,800,679	32,074,646
Securities, continuous unrealized loss position, less than 12 months, unrealized losses	(111,552)	(1,655,296)
Securities, continuous unrealized loss position, 12 months or more, fair value	35,152,236	9,685,143
Securities, continuous unrealized loss position, 12 months or more, unrealized losses	(1,021,504)	(509,946)
Securities, continuous unrealized loss position, fair value	54,952,914	41,759,789
Securities, continuous unrealized loss position, unrealized losses	$ (1,133,056)	$ (2,165,242)