NET EARNINGS PER SHARE AND SHARE REPURCHASES (Tables)

3 Months Ended

Mar. 31, 2019

Dilutive Potential Common Shares

Diluted earnings (loss) per share is net earnings (loss) 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
SHARES IN THOUSANDS	MARCH 2019	MARCH 2018
Weighted average common shares outstanding – basic	746,603	756,815
Dilutive potential common shares:
Stock options	—	1,682
Restricted stock units	—	569
Performance share units	—	396
Total effect of outstanding dilutive potential common shares	—	2,647
Weighted average common shares outstanding – dilutive	746,603	759,462

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

Potential Shares Not Included in the Computation of Diluted Earnings 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
SHARES IN THOUSANDS	MARCH 2019	MARCH 2018
Stock options	2,862	1,301
Restricted stock units	383	—
Performance share units	1,356	744