NET EARNINGS PER SHARE AND SHARE REPURCHASES (Tables)

9 Months Ended

Sep. 30, 2019

Earnings Per Share Basic And Diluted [Abstract]

Dilutive Potential Common Shares

Diluted earnings per share is net earnings divided by the sum of the weighted average number of our outstanding common shares and the effect of our outstanding dilutive potential common shares.

	QUARTER ENDED				YEAR-TO-DATE ENDED
SHARES IN THOUSANDS	SEPTEMBER 2019		SEPTEMBER 2018		SEPTEMBER 2019		SEPTEMBER 2018
Weighted average common shares outstanding – basic		745,626		754,986		745,901		756,531
Dilutive potential common shares:
Stock options		396		1,370		—		1,560
Restricted stock units		357		629		—		570
Performance share units		135		404		—		455
Total effect of outstanding dilutive potential common shares		888		2,403		—		2,585
Weighted average common shares outstanding – dilutive		746,514		757,389		745,901		759,116

Potential Shares Not Included in the Computation of Diluted Earnings (Loss) per Share

The following shares were not included in the computation of diluted earnings per share because they were either antidilutive or the required performance or market conditions were not met. Some or all of these shares may be dilutive potential common shares in future periods.

	QUARTER ENDED				YEAR-TO-DATE ENDED
SHARES IN THOUSANDS	SEPTEMBER 2019		SEPTEMBER 2018		SEPTEMBER 2019		SEPTEMBER 2018
Stock options		2,384		1,166		2,755		1,166
Restricted stock units		—		—		358		—
Performance share units		959		830		1,054		830