XML 28 R31.htm IDEA: XBRL DOCUMENT v3.2.0.727
Note 5 - Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Disclosure Text Block [Abstract]        
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax $ 431 $ (1,887) $ (1,643) $ (2,670)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax $ (165) $ 679 $ 637 $ 962