Note 5 - Investment Securities - Available For Sale (Details) - Investment Securities Gross Unrealized Losses and Fair Value by Investment Category (USD $)	Sep. 30, 2014	Dec. 31, 2013
Available for Sale (all unrealized holding gains and losses are less than 12 months at date of measurement)
Total	$ 39,047,820	$ 37,156,381
Total	(26,072)	(44,166)
Corporate Debt Securities [Member]
Available for Sale (all unrealized holding gains and losses are less than 12 months at date of measurement)
Bonds – corporate issuances with unrealized gains	6,015,770	6,650,095
Bonds – corporate issuances with unrealized gains	487	1,907
Bonds – corporate issuances with unrealized losses	33,032,050	30,506,286
Bonds – corporate issuances with unrealized losses	$ (26,559)	$ (46,073)