Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2020

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Schedule of Options Outstanding

Options outstanding

	2020					2019
For the years ended December 31,	Number of options (in millions)			Weighted average exercise price		Number of options (in millions)			Weighted average exercise price
Outstanding, January 1		21		$	20.91		23		$	20.29
Granted		5			24.38		3			22.62
Exercised		(2	)		18.17		(4	)		18.79
Expired		–			24.27		–			18.88
Forfeited		–			23.73		(1	)		23.41
Outstanding, December 31		24		$	21.74		21		$	20.91
Exercisable, December 31		6		$	19.52		5		$	17.56

Schedule of Range of Exercise Prices of Outstanding Share Options

	Options outstanding						Options exercisable
For the year ended December 31, 2020	Number of options (in millions)		Weighted average exercise price		Weighted average remaining contractual life (in years)		Number of options (in millions)		Weighted average exercise price		Weighted average remaining contractual life (in years)
$12.64—$20.99		6	$	16.77		3.75		2	$	15.32		1.27
$21.00—$24.83		18	$	23.53		6.90		4	$	21.85		3.72
Total		24	$	21.74		6.06		6	$	19.52		2.84

Schedule of Deferred Share Units

The fair value of 214,000 DSUs issued during the year was $22.65 per unit as at December 31, 2020 (2019 – 229,000 at $26.36 per unit).

For the years ended December 31, Number of DSUs (in thousands)	2020			2019
Outstanding, January 1		2,395			2,538
Issued		214			229
Reinvested		145			102
Redeemed		(576	)		(416	)
Forfeitures and cancellations		(9	)		(58	)
Outstanding, December 31		2,169			2,395