Note 15 - Fair Values (Details) - Losses Resulting from Nonrecurring Fair Value Adjustments (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Note 15 - Fair Values (Details) - Losses Resulting from Nonrecurring Fair Value Adjustments [Line Items]
Total	$ 892	$ 238	$ 5,791	$ 397
Impaired Loans [Member]
Note 15 - Fair Values (Details) - Losses Resulting from Nonrecurring Fair Value Adjustments [Line Items]
Total	892	238	5,501	394
Other Real Estate Owned [Member]
Note 15 - Fair Values (Details) - Losses Resulting from Nonrecurring Fair Value Adjustments [Line Items]
Total			$ 290	$ 3