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Note 6 - Investment Securities (Details) - Gross Realized Gains And Losses On The Sale Of Available For Sale Investment Securities (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Gross Realized Gains And Losses On The Sale Of Available For Sale Investment Securities [Abstract]        
Gross realized gains $ 19 $ 3 $ 178 $ 3
Gross realized losses 103 63 253 63
Net realized loss $ (84) $ (60) $ (75) $ (60)