Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2019

Disclosure Of Accumulated Other Comprehensive Income Loss [Abstract]

Summary of Accumulated Other Comprehensive Income (Loss)

	Defined Benefit  Pension Plan			Foreign Currency Translation Adjustment			Private Equity Instruments			Total
As at December 31, 2017		(4	)		633			14			643
Other Comprehensive Income (Loss), Before Tax		(5	)		397			1			393
Income Tax		2			-			-			2
As at December 31, 2018		(7	)		1,030			15			1,038
Other Comprehensive Income (Loss), Before Tax		6			(228	)		14			(208	)
Income Tax		(1	)		-			(2	)		(3	)
As at December 31, 2019		(2	)		802			27			827