Note 3 - Investment Securities (Details) - USD ($)	3 Months Ended
Mar. 31, 2016	Dec. 31, 2015
Details
Available-for-sale Securities, Basis for Valuation, Other than Equity Securities	Debt securities available-for-sale are carried at estimated fair value. Debt securities designated as 'Held to Maturity' are carried at amortized cost based on Management's intent and ability to hold such securities to maturity.
Gross unrealized losses on investment securities	$ 257,452	$ 342,867

With respect to all current marketable securities, other than equity securities, state, parenthetically or otherwise, the basis of determining the aggregate amount shown in the balance sheet, along with the alternatives of the aggregate cost or the aggregate fair value at the balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.2)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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