Note 14 - Derivatives (Details) (USD $)	3 Months Ended		6 Months Ended		3 Months Ended	9 Months Ended	28 Months Ended	6 Months Ended				1 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Reclassification out of Accumulated Other Comprehensive Income [Member] Gains (Losses) on Derivatives [Member]	Sep. 30, 2013 Reclassification out of Accumulated Other Comprehensive Income [Member] Gains (Losses) on Derivatives [Member]	Jun. 30, 2014 Reclassification out of Accumulated Other Comprehensive Income [Member] Gains (Losses) on Derivatives [Member]	Jun. 30, 2014 Interest Expense [Member]	Aug. 31, 2010 Forward Starting Interest Rate Swaps [Member]	Aug. 31, 2011 Interest Rate Swap [Member]	Feb. 04, 2011 Interest Rate Swap [Member]	Jul. 31, 2013 Forward Starting Interest Rate Swap One [Member]	Jun. 30, 2014 Federal Home Loan Bank (FHLB) [Member]	Jun. 30, 2014 Federal Home Loan Bank Certificates and Obligations (FHLB) [Member]
Note 14 - Derivatives (Details) [Line Items]
Derivative, Number of Instruments Held									5	4
Derivative Asset, Notional Amount											$ 3,000,000
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	2,206,000	2,006,000	2,771,000	4,046,000		3,000,000
Interest Rate Derivative Liabilities, at Fair Value														75,000,000
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net			(1,880,000)	(300,000)									952,000
Interest Expense	872,000	875,000	1,699,000	1,846,000	65,000		801,000
Noninterest Income	2,136,000	1,025,000	2,500,000	1,849,000	952,000		952,000
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred								13,000
Borrowings From Federal Home Loan Bank Not Obtained												75,000,000
Derivative, Gain (Loss) on Derivative, Net												(503,000)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax												(296,000)
Obligation to Return Securities Received as Collateral	3,400,000		3,400,000
Number Of Mortgage Backed Securities Pledged			3
Pledge On One Mortgage Backed Securities	4,500,000		4,500,000
Fair Value, Estimate Not Practicable, Mortgage-backed Securities Held-to-maturity	$ 4,700,000		$ 4,700,000