other comprehensive income

12 Months Ended

Dec. 31, 2019

other comprehensive income

other comprehensive income

11   other comprehensive income

																	Item never
	Items that may subsequently be reclassified to income																reclassified to				Item never
	Change in unrealized fair value of derivatives designated as cash flow hedges in current period (Note4(i))																income				reclassified to
	Derivatives used to manage currency risk						Derivatives used to manage other market risks								Cumulative		Change in				income
			Prior period						Prior period						foreign		measurement				Employee
	Gains		(gains) losses				Gains		(gains) losses						currency		of investment		Accumulated		defined benefit
Years ended December 31	(losses)		transferredto				(losses)		transferredto						translation		financial		other		plan		Other
(millions)	arising		net income		Total		arising		net income		Total		Total		adjustment		assets		comp. income		re-measurements		comp. income
Accumulated balance as at January 1, 2018					$	(9)					$	8	$	(1)	$	53	$	1	$	53
Other comprehensive income (loss)
Amount arising	$	233	$	(247)		(14)	$	(8)	$	(2)		(10)		(24)		(30)		(1)		(55)	$	452	$	397
Income taxes	$	40	$	(44)		(4)	$	(2)	$	—		(2)		(6)		—		—		(6)		119		113
Net						(10)						(8)		(18)		(30)		(1)		(49)	$	333	$	284
Accumulated balance as at December 31, 2018					$	(19)					$	—	$	(19)	$	23	$	—	$	4
Accumulated balance as at January 1, 2019
As previously reported					$	(19)					$	—	$	(19)	$	23	$	—	$	4
IFRS 16, Leases transitional amount (Note2(c))						—						—		—		(1)		—		(1)
As adjusted						(19)						—		(19)		22		—		3
Other comprehensive income (loss)
Amount arising	$	(34)	$	151		117	$	10	$	(12)		(2)		115		20		13		148	$	(448)	$	(300)
Income taxes	$	10	$	22		32	$	2	$	(3)		(1)		31		—		1		32		(110)		(78)
Net						85						(1)		84		20		12		116	$	(338)	$	(222)
Accumulated balance as at December 31, 2019					$	66					$	(1)	$	65	$	42	$	12	$	119
Attributable to:
Common Shares																			$	119
Non-controlling interests																				—
																			$	119