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Note D - Stock Based Compensation (Details) - Summary of Nonvested Options (USD $)
9 Months Ended
Sep. 30, 2014
Employee Stock Option [Member]
 
Note D - Stock Based Compensation (Details) - Summary of Nonvested Options [Line Items]  
Nonvested at Beginning of Period 68,039
Nonvested - Weighted-Average Grant Date Fair Value $ 6.11
Canceled/forfeited/expired - Number of Options (25)
Canceled/forfeited/expired - Average Grant Date Fair Value $ 6.34
Vested - Number of Options (14,405)
Vested - Average Grant Date Fair Value $ 6.07
Nonvested at End of Period 53,609
Nonvested - Weighted-Average Grant Date Fair Value $ 6.12
Restricted Stock [Member]
 
Note D - Stock Based Compensation (Details) - Summary of Nonvested Options [Line Items]  
Nonvested at Beginning of Period 9,500
Nonvested - Weighted-Average Grant Date Fair Value $ 18.17
Canceled/forfeited/expired - Number of Options (9,500)
Canceled/forfeited/expired - Average Grant Date Fair Value $ 18.17