SHARE BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2019

SHARE BASED COMPENSATION

Schedule of share-based compensation expense

($ millions)	2019	2018
Equity-settled plans	50	46
Cash-settled plans	274	181
Total share-based compensation expense	324	227

Summary of liability recognized for share-based compensation

($ millions)	2019	2018
Current liability	242	286
Long-term liability (note 21)	289	259
Total Liability	531	545

Schedule of weighted average fair value of options granted during the period and the weighted average assumptions used in their determination

	2019	2018
Annual dividend per share (dollars)	1.68	1.44
Risk-free interest rate	1.78%	2.03%
Expected life	5 years	5 years
Expected volatility	26%	24%
Weighted average fair value per option (dollars)	6.61	6.73

Summary of stock option plans

	2019			2018
	Number (thousands)		Weighted Average Exercise Price ($)	Number (thousands)		Weighted Average Exercise Price ($)
Outstanding, beginning of year	28 935		38.25	31 110		36.96
Granted	7 756		42.96	7 231		43.19
Exercised as options for common shares	(2 688	)	33.37	(7 927	)	35.95
Forfeited/expired	(121	)	42.57	(1 479	)	47.88
Outstanding, end of year	33 882		39.70	28 935		38.25
Exercisable, end of year	21 535		37.86	15 374		36.10

Schedule of exercise price ranges and weighted average remaining contractual lives

	Outstanding			Exercisable
Exercise Prices ($)	Number (thousands)	Weighted Average Remaining Contractual Life (years)	Weighted Average Exercise Price ($)	Number (thousands)	Weighted Average Exercise Price ($)
30.21-34.99	5 614	3	30.36	5 614	30.36
35.00-39.99	6 851	2	37.74	6 782	37.74
40.00-44.99	21 235	5	42.70	9 078	42.50
45.00-49.99	54	6	48.00	18	48.04
50.00-54.27	128	6	52.40	43	52.40
Total	33 882	4	39.70	21 535	37.86

Summary of common shares available for granting future options

(thousands)	2019	2018
	14 295	21 929

Summary of share units and stock appreciation rights

(thousands)		PSU		RSU		DSU
Outstanding, December 31, 2017		2 267		16 072		1 302
	Granted	1 553		4 796		192
	Redeemed for cash	(1 623	)	(5 962	)	(189	)
	Forfeited/expired	—		(314	)	—
Outstanding, December 31, 2018		2 197		14 592		1 305
	Granted	1 212		4 861		200
	Redeemed for cash	(1 210	)	(5 577	)	(217	)
	Forfeited/expired	(6	)	(274	)	(1	)
Outstanding, December 31, 2019		2 193		13 602		1 287

Stock Appreciation Rights (SARs)

SHARE BASED COMPENSATION

Summary of share units and stock appreciation rights

	2019			2018
	Number (thousands)		Weighted Average Exercise Price ($)	Number (thousands)		Weighted Average Exercise Price ($)
Outstanding, beginning of year	363		38.60	387		36.38
Granted	112		42.95	108		43.09
Exercised	(44	)	34.53	(126	)	35.65
Forfeited/expired	(46	)	42.85	(6	)	38.36
Outstanding, end of year	385		39.83	363		38.60
Exercisable, end of year	223		37.62	170		36.57