XML 52 R27.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 3 - Stock-Based Compensation (Details) (USD $)
3 Months Ended 1 Months Ended 1 Months Ended 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Mar. 31, 2014
Stock Option Plan [Member]
Non-employee Directors [Member]
Mar. 31, 2013
Stock Option Plan [Member]
Non-employee Directors [Member]
Feb. 28, 2014
Restricted Stock [Member]
Executive Officers, Non-employee Directors and Other Key Employees [Member]
Mar. 31, 2014
Restricted Stock [Member]
Executive Officers, Non-employee Directors and Other Key Employees [Member]
Feb. 28, 2014
Restricted Stock [Member]
Director [Member]
Mar. 31, 2014
Restricted Stock [Member]
Mar. 31, 2014
Restricted Stock [Member]
Minimum [Member]
Mar. 31, 2014
1995 Stock Option Plans [Member]
Maximum [Member]
Note 3 - Stock-Based Compensation (Details) [Line Items]                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures     0 12,000            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period     6 years   4 years       4 years  
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period                   10 years
Share-based Compensation $ 0 $ 5,843                
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized $ 0 $ 5,843           $ 310,025    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized           300,000        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period         9,375   1,619      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition               4 years