XML 28 R31.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 5 - Earnings Per Share (Details) - Basic and Diluted Earnings Per Share
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Basic and Diluted Earnings Per Share [Abstract]    
Shares used in the calculation of basic earnings per share 14,461,367 13,406,952
Effect of dilutive securities:    
Stock options, SARs, and RSAs 1,038,080 950,158
Diluted shares used in the calculation of earnings per share 15,499,447 14,357,110