NET EARNINGS PER SHARE (Tables)

3 Months Ended

Mar. 31, 2016

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

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:

	QUARTER ENDED
SHARES IN THOUSANDS	MARCH 2016	MARCH 2015
Weighted average number of outstanding common shares – basic	632,004	523,426
Dilutive potential common shares:
Stock options	2,060	2,962
Restricted stock units	409	415
Performance share units	399	620
Preference shares	—	—
Total effect of outstanding dilutive potential common shares	2,868	3,997
Weighted average number of outstanding common shares – dilutive	634,872	527,423

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 2016	MARCH 2015
Stock options	6,215	1,128
Performance share units	534	358
Preference shares	25,307	24,988