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Note G - Accumulated Other Comprehensive Income (Details) - Accumulted Other Comprehensive Income (Loss) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2014
Jun. 30, 2014
Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Balance $ 6,812 $ 6,812 $ 7,293 $ 6,160
Other comprehensive income before reclassifications (360) 772    
Amounts reclassified from accumulated other comprehensive income, net of tax benefit (121) (120)    
Net current-period other comprehensive income $ (481) $ 652