Interest and Other Income (Expense), Net (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Interest and Other Income (Expense), Net
Interest expense, net	$ (4.7)	$ (2.3)	$ (11.5)	$ (8.3)
Exchange (losses) gains on foreign currency transactions	0.7	(0.6)	(0.7)	(1.6)
Pension components	(0.6)	(0.9)	(1.8)	(2.2)
Other		0.1		0.6
Interest and other income (expense), net	$ (4.6)	$ (3.7)	$ (14.0)	$ (11.5)

Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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