Other Charges (Recoveries) (Tables)

12 Months Ended

Dec. 31, 2020

Analysis of income and expense [abstract]

Disclosure of Detailed Information about Other Operating Expense

		Year ended December 31
	Note	2018		2019		2020
Restructuring charges (a)		$	35.4	$	37.9	$	25.8
Losses on post-employment benefit plan (b)	19	—		4.1		—
Transition Costs (Recoveries) (c)	7	13.2		(95.8)		—
Credit Facility-related charges (d)		1.2		2.0		—
Acquisition Costs and Other (e)		11.2		1.9		(2.3)
		$	61.0	$	(49.9)	$	23.5

Disclosure of Detailed Information about Restructuring and Related Costs

Our restructuring charges for the years indicated were comprised of the following:

	Year ended December 31
	2018		2019		2020
Cash charges	$	35.2	$	28.1	$	23.3
Non-cash charges	0.2		9.8		2.5
	$	35.4	$	37.9	$	25.8