Earnings per Share (Tables)

9 Months Ended

Sep. 30, 2016

Basic and Diluted Shares of Consolidated Condensed Statements of Income

The following summarizes the Common Stock included in the basic and diluted shares, as disclosed on the face of the consolidated condensed statements of income:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2016		2015		2016		2015
Weighted average number of shares for calculation of basic EPS		36,477,044		36,110,360		36,425,626		35,951,430
Stock options under equity incentive plans		117,537		371,351		132,737		438,612
Weighted average number of shares for calculation of diluted EPS		36,594,581		36,481,711		36,558,363		36,390,042

Common Stock Issuable upon Exercise of Certain Stock Options

The accompanying table represents Common Stock issuable upon the exercise of certain stock options that have been excluded from the diluted earnings calculation because the effect of their inclusion would be anti-dilutive.

	Three Months Ended September 30,				Nine Months Ended September 30,
	2016		2015		2016		2015
Stock options outstanding for equity incentive plans		1,455,534		5,534		1,455,534		5,534