Pension Plans - Changes in Value for Level 3 Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan, Change in Fair Value of Plan Assets, Level 3 Reconciliation [Roll Forward]
Gains (losses) on assets held	$ (0.1)	$ 0.1
Purchases, sales and settlements, net	0.2	0.0
Non-U.S. Plans
Defined Benefit Plan, Change in Fair Value of Plan Assets, Level 3 Reconciliation [Roll Forward]
Fair value of plan assets, beginning	15.5	14.9
Fair value of plan assets, ending	13.8	15.5
Non-U.S. Plans | Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets, Level 3 Reconciliation [Roll Forward]
Fair value of plan assets, beginning	2.9	2.8
Fair value of plan assets, ending	$ 3.0	$ 2.9