The percent by which an asset loses value on an annual basis.

No definition available.

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- Definition

Amount classified as assets attributable to disposal group held for sale or disposed of.

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- References

No definition available.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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- Definition

The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

+ References

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- Definition

Amount, after accumulated amortization, of right-of-use asset from finance lease.

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- Definition

Amount of accumulated amortization of right-of-use asset from finance lease.

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- Definition

Amount, before accumulated amortization, of right-of-use asset from finance lease.

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- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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Amount of accumulated depreciation and amortization from plant, property, and equipment and right-of-use asset from finance lease.

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Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

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Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

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Properties (Details) - CAD ($) $ in Millions	3 Months Ended	12 Months Ended
Properties (Details) - CAD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Properties including finance leases
Cost		$ 54,512	$ 53,581
Accumulated Depreciation		14,443	13,912
Net		40,069	39,669
Finance leases included in properties
Cost		601	648
Accumulated Depreciation		124	114
Net		477	534
Assets held for sale		576
Property additions		2,863	3,865	$ 3,531
Depreciation		1,583	1,559
Depreciation and amortization	$ 84	$ 1,589	1,562	$ 1,329
Track and Roadway [Member]
Properties including finance leases
Depreciation rate (in hundredths)		2.00%
Cost		$ 39,805	39,395
Accumulated Depreciation		8,717	8,502
Net		31,088	30,893
Finance leases included in properties
Cost		406	406
Accumulated Depreciation		90	85
Net		316	321
Land [Member]
Properties including finance leases
Net		2,316	2,401
Right-of-Way Access [Member]
Finance leases included in properties
Net		$ 106	106
Rolling stock [Member]
Properties including finance leases
Depreciation rate (in hundredths)		5.00%
Cost		$ 7,665	7,538
Accumulated Depreciation		2,986	2,941
Net		4,679	4,597
Finance leases included in properties
Cost		61	87
Accumulated Depreciation		3	2
Net		$ 58	85
Buildings [Member]
Properties including finance leases
Depreciation rate (in hundredths)		3.00%
Cost		$ 2,047	1,956
Accumulated Depreciation		727	692
Net		1,320	1,264
Finance leases included in properties
Cost		27	27
Accumulated Depreciation		10	9
Net		$ 17	18
Information Technology [Member]
Properties including finance leases
Depreciation rate (in hundredths)		9.00%
Cost		$ 2,218	1,972
Accumulated Depreciation		833	688
Net		1,385	1,284
Software Development [Member]
Properties including finance leases
Cost		$ 205	273
Other [Member]
Properties including finance leases
Depreciation rate (in hundredths)		5.00%
Cost		$ 2,777	2,720
Accumulated Depreciation		1,180	1,089
Net		1,597	1,631
Finance leases included in properties
Cost		107	128
Accumulated Depreciation		21	18
Net		86	110
Track And Railway Infrastructure [Member]
Finance leases included in properties
Property additions		$ 1,427	$ 1,489