JOINT ARRANGEMENTS - Joint Ventures and Associates (Details) - CAD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
JOINT ARRANGEMENTS
Net (loss) earnings	$ 2,899	$ 3,293
Other comprehensive income	(225)	370
Total Comprehensive (Loss) Income	2,674	3,663
Joint ventures
JOINT ARRANGEMENTS
Net (loss) earnings	(7)	11
Total Comprehensive (Loss) Income	(7)	11
Carrying amount as at December 31	68	75
Associates
JOINT ARRANGEMENTS
Net (loss) earnings		(19)
Total Comprehensive (Loss) Income		(19)
Carrying amount as at December 31	$ 76	$ 110

The amount of change in equity resulting from transactions and other events, other than those changes resulting from transactions with owners in their capacity as owners.

The total of income less expenses from continuing and discontinued operations, excluding the components of other comprehensive income. [Refer: Other comprehensive income]

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+ Details