Note 14 - Income Taxes (Details) - A Reconciliation of the Beginning and Ending Amount of Unrecognized Tax Benefits (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
A Reconciliation of the Beginning and Ending Amount of Unrecognized Tax Benefits [Abstract]      
Balance at January 1, $ 1,514 $ 1,513 $ 896
Additions for tax positions of prior years 58 37 451
Reductions for tax positions of prior years   (36)  
Additions based on tax positions related to the current year     166
Balance at December 31, $ 1,572 $ 1,514 $ 1,513