XML 44 R31.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note 3 - Earnings Per Share - Shares Used in Calculation of Earnings Per Share (Details) - shares
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Weighted-average common shares outstanding (in shares) 3,065,981 2,264,342
Average treasury stock shares (in shares) (386,165) (386,165)
Weighted-average common shares and common stock equivalents used to calculate basic earnings per share (in shares) 2,679,816 1,878,177
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements 12,199 8,766
Weighted-average common shares and common stock equivalents used to calculate diluted earnings per share (in shares) 2,692,015 1,886,943