Other Charges (Tables)

12 Months Ended

Dec. 31, 2018

Analysis of income and expense [abstract]

Disclosure of Detailed Information about Other Operating Expense

	Year ended December 31
	2016			2017		2018
Restructuring charges (a)	$	31.9		$	28.9	$	35.4
Loss on pension annuity purchase (note 19)	—			1.9		—
Toronto transition costs (note 8)	—			1.6		13.2
Accelerated amortization of unamortized deferred financing costs (b)	—			—		1.2
Other (c)	(6.4		)	4.6		11.2
	$	25.5		$	37.0	$	61.0

Disclosure of Detailed Information about Restructuring and Related Costs

Our restructuring charges were comprised of the following:

	Year ended December 31
	2016		2017		2018
Cash charges	$	10.7	$	25.1	$	35.2
Non-cash charges	21.2		3.8		0.2
	$	31.9	$	28.9	$	35.4