Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

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The carrying amount as of the balance sheet date of land not owned but under a contract in which the entity has an option to purchase the land.

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The face amount of loans that will be sold to other entities.

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The cash inflow from sale of buildings.

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Gain on Sale of Properties - Gain on Settlement of Legal Proceedings Related to the Purchase and Sale of a Building (Details) - CAD CAD in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Mar. 31, 2015	Sep. 30, 2015	Dec. 31, 2014
Discontinued Operations and Disposal Groups [Abstract]
Amount of interest free loan					CAD 20
Carrying value of purchase option					CAD 8
Proceeds from sale of building			CAD 59
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax			31
Gain on sale of building, before tax	CAD 0	CAD 68		CAD 68
Gain on sale of building, after tax			CAD 27