Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Goodwill

GOODWILL	2020		2019
Carrying amount at beginning of year	$	1,387.9	$	1,389.9
Translation differences		10.2		(2.0	)
Carrying amount at end of year	$	1,398.1	$	1,387.9

Schedule of Amortizable Intangibles

AMORTIZABLE INTANGIBLES	2020			2019
Gross carrying amount	$	406.8		$	398.9
Accumulated amortization		(393.2	)		(376.6	)
Carrying value	$	13.6		$	22.3