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Note 16 - Shares Outstanding and Earnings Per Share (Details) - Earnings Per Share (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Earnings Per Share [Abstract]                      
Weighted average basic shares outstanding 11,075 11,066 11,062 11,034 10,993 10,961 10,960 10,988 11,065 10,989 10,937
Assumed exercise of stock options and issuance of stock awards                 9 6 14
Weighted average diluted shares outstanding 11,075 11,077 11,072 11,042 10,993 10,967 10,989 10,997 11,074 10,995 10,951
Net income (in Dollars) $ (1,381) $ 1,340 $ 2,525 $ 5,163 $ (10,118) $ 1,639 $ 4,526 $ 6,230 $ 7,647 $ 2,277 $ 24,970
Basic earnings per share (in Dollars per share) $ (0.12) $ 0.12 $ 0.23 $ 0.47 $ (0.92) $ 0.15 $ 0.41 $ 0.57 $ 0.69 $ 0.21 $ 2.28
Diluted earnings per share (in Dollars per share) $ (0.12) $ 0.12 $ 0.23 $ 0.47 $ (0.92) $ 0.15 $ 0.41 $ 0.57 $ 0.69 $ 0.21 $ 2.28
Anti-dilutive securities outstanding                 201 194 61