Earnings per Share (Tables)

12 Months Ended

Dec. 31, 2015

Basic and Diluted Shares of Consolidated Condensed Statements of Income

The Company’s diluted earnings per share give effect to all potential common shares outstanding during a period that do not have an anti-dilutive impact to the calculation. The following summarizes the shares included in the dilutive shares as disclosed in the statements of income:

	Year ended December 31,
	2015		2014		2013
Weighted average number of shares for calculation of basic EPS – Common Stock		36,031,792		35,411,608		33,652,646
Stock options under equity incentive plans		443,310		637,723		470,995
Weighted average number of shares for calculation of diluted EPS – Common Stock		36,475,102		36,049,331		34,123,641

Common Stock Issuable upon Exercise of Certain Stock Options

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

	Year ended December 31,
	2015		2014		2013
Stock options outstanding for equity incentive plans		17,534		155,000		550,000