Properties

12 Months Ended

Dec. 31, 2020

Property, Plant and Equipment [Abstract]


	December 31, 2020								December 31, 2019
In millions	Depreciation rate		Cost		Accumulated Depreciation		Net		Cost		Accumulated Depreciation		Net

Properties including finance leases
Track and roadway (1) (2)	2	%	$	39,805	$	8,717	$	31,088	$	39,395	$	8,502	$	30,893
Rolling stock	5	%	7,665		2,986		4,679		7,538		2,941		4,597
Buildings	3	%	2,047		727		1,320		1,956		692		1,264
Information technology (3)	9	%	2,218		833		1,385		1,972		688		1,284
Other	5	%	2,777		1,180		1,597		2,720		1,089		1,631
Total properties including finance leases (4) (5)			$	54,512	$	14,443	$	40,069	$	53,581	$	13,912	$	39,669


Finance leases included in properties
Track and roadway (6)	$	406	$	90	$	316	$	406	$	85	$	321
Rolling stock	61		3		58		87		2		85
Buildings	27		10		17		27		9		18
Other	107		21		86		128		18		110
Total finance leases included in properties	$	601	$	124	$	477	$	648	$	114	$	534

(1) As at December 31, 2020, includes land of $2,316 million (2019 - $2,401 million).

(2) In 2020, the Company made an adjustment of $576 million for assets held for sale. See Note 5 – Assets held for sale for additional information.

(3) In 2020, the Company capitalized costs for internally developed software and related licenses of $205 million (2019 - $273 million).

(4) In 2020, property additions, net of finance leases, were $2,863 million (2019 - $3,865 million), of which $1,427 million (2019 - $1,489 million) related to track and railway infrastructure maintenance, including the replacement of rail, ties, bridge improvements, and other general track maintenance.

(5) In 2020, depreciation expense related to properties was $1,583 million (2019 - $1,559 million).

(6) As at December 31, 2020, includes right-of-way access of $106 million (2019 - $106 million).

In the first quarter of 2019, the Company recognized an expense of $84 million related to costs previously capitalized for a Positive Train Control (PTC) back office system following the deployment of a replacement system. The expense was recognized in Depreciation and amortization on the Consolidated Statements of Income.