Right-Of-Use Assets (Tables)

12 Months Ended

Dec. 31, 2022

Disclosure of quantitative information about right-of-use assets [abstract]

Disclosure Of Information Of The Net Book Value Of Right-Of-Use Asset

The following table details the changes to the net book value of ROU assets during the periods shown:

	Land		Buildings		Other		Total
Balance — January 1, 2021	$	7.1	$	91.7	$	2.2	$	101.0
Additions (i)	0.1		42.1		0.4		42.6
Additions through business combination (note 3)	4.3		0.8		—		5.1
Depreciation	(0.5)		(31.0)		(0.5)		(32.0)
Write-down of assets and lease terminations(ii)	—		(0.3)		—		(0.3)
Foreign exchange and other	(0.3)		(2.3)		—		(2.6)
Balance — December 31, 2021	10.7		101.0		2.1		113.8
Additions (i)	—		63.0		0.4		63.4
Depreciation	(0.6)		(34.3)		(0.5)		(35.4)
Write-down of assets and lease terminations(ii)	—		(0.7)		—		(0.7)
Foreign exchange and other	—		(2.2)		(0.1)		(2.3)
Balance — December 31, 2022	$	10.1	$	126.8	$	1.9	$	138.8

(i)    Represents new leases and lease renewals as result of extension of lease terms. Additions for 2021 were reduced by $0.4 in tenant improvement allowances that we received in connection with a building lease for one of our Atrenne sites.

(ii)    Represents the write-down (in each case as restructuring charges) of certain ROU assets in connection with restructuring actions. See note 15(a).