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Note 10 - Federal and State Income Taxes (Details) - Significant Components of Provision (Benefits) for Income Taxes (USD $)
In Thousands, 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
Current:                    
Federal                 $ 786 $ 0
State                 0 0
Total current                 786 0
Deferred:                    
Federal                 (4,093) (7,943)
State                 (681) (1,646)
Total deferred                 (4,774) (9,589)
Total income tax (benefit) expense $ (2,446) $ 42 $ (448) $ (1,136) $ (1,641) $ (3,455) $ (1,818) $ (2,674) $ (3,988) $ (9,589)