Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2025

Property, Plant and Equipment [Abstract]

Schedule of property, plant and equipment

The method of depreciation and estimated useful lives by asset type are as follows:

Land improvements and site improvements	Declining balance	10	%
Buildings and building improvements	Straight-line	15 - 30 years
Yard, automotive and office equipment	Declining balance	20 - 30%
Computer software and equipment	Straight-line	3 - 5 years
Leasehold improvements	Straight-line	Lesser of lease term and economic life

At December 31, 2025	Cost		Accumulated depreciation		Net book value
Land	$	749.4	$	—	$	749.4
Buildings and improvements	618.1		(268.5)		349.6
Yard, automotive and office equipment	418.8		(201.8)		217.0
Computer software and equipment	117.9		(94.2)		23.7
Leasehold improvements	209.5		(93.3)		116.2
Assets under development	66.4		—		66.4
Property, plant and equipment	$	2,180.1	$	(657.8)	$	1,522.3

At December 31, 2024	Cost		Accumulated depreciation		Net book value
Land	$	610.9	$	—	$	610.9
Buildings and improvements	499.6		(243.0)		256.6
Yard, automotive and office equipment	348.1		(157.7)		190.4
Computer software and equipment	109.2		(83.0)		26.2
Leasehold improvements	174.3		(66.4)		107.9
Assets under development	83.4		—		83.4
Property, plant and equipment	$	1,825.5	$	(550.1)	$	1,275.4