Note 5 - Junior Subordinated Debentures (Details) (USD $)				1 Months Ended	6 Months Ended	1 Months Ended	6 Months Ended
	Jun. 30, 2013	Mar. 31, 2007	Sep. 30, 2004	Sep. 30, 2004 Issued in September 2004 [Member]	Jun. 30, 2013 Issued in September 2004 [Member]	Mar. 31, 2007 Issued in March 2007 [Member]	Jun. 30, 2013 Issued in March 2007 [Member]
Note 5 - Junior Subordinated Debentures (Details) [Line Items]
Debt Instrument, Face Amount (in Dollars)	$ 4,125,175	$ 3,609,000	$ 3,093,000
Debt Instrument, Basis Spread on Variable Rate				2.17%	2.45%	1.75%	2.03%
Debt Instrument, Unamortized Discount (in Dollars)	$ 2,576,825