Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2016

Schedule of Weighted Average Number of Shares [Table Text Block]

Average shares used in computing the basic and diluted earnings per share are as follows:



	Three Months Ended
	September 30, 2016	September 30, 2015
Basic computation	48,314,783	47,065,082
Dilutive effect of:
Performance share awards (1)	154,537	245,463

Diluted computation	48,469,320	47,310,545



	Nine Months Ended
	September 30, 2016	September 30, 2015
Basic computation	48,288,678	47,028,924
Dilutive effect of:
Performance share awards (1)	154,889	245,460

Diluted computation	48,443,567	47,274,384

______________

(1) Performance share awards are included in diluted weighted average number of shares outstanding based upon what would be issued if the end of the most recent reporting period was the end of the term of the award.