XML 96 R39.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 3 - Share Information (Details) - Earnings Per Share Calculation, Share Information
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Earnings Per Share Calculation, Share Information [Abstract]        
Weighted average number of common shares used for basic EPS 38,960,439 39,277,649 38,919,551 39,237,141
Effect of dilutive stock options and restricted and deferred stock unit awards 358,390 292,805 391,838 298,056
Weighted average number of common shares and dilutive potential common stock used in dilutive EPS 39,318,829 39,570,454 39,311,389 39,535,197