NET EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2016

Schedule of Basic and Diluted Earnings per Share

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

SHARES IN THOUSANDS
	2016	2015	2014
Weighted average number of outstanding shares - basic	718,560	516,371	556,705
Dilutive potential common shares:
Stock options	2,672	2,342	3,190
Restricted stock units	756	381	510
Performance share units	413	524	494
Total effect of outstanding dilutive potential common shares	3,841	3,247	4,194
Weighted average number of outstanding common shares - dilutive	722,401	519,618	560,899

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

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

SHARES IN THOUSANDS
	2016	2015	2014
Stock options	1,462	5,016	—
Performance share units	384	155	—
Preference Shares	—	25,307	24,988