Goodwill and Other Intangible Assets - Changes on the Carrying Amount of Goodwill by Reportable Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Goodwill [Roll Forward]
Goodwill, Beginning Balance	$ 394.4	$ 386.2
Goodwill acquired	3.9	5.8
Currency translation effect on foreign goodwill balances	(4.8)	2.4
Goodwill, Ending Balance	393.5	394.4
On Road
Goodwill [Roll Forward]
Goodwill, Beginning Balance	50.7	48.4
Goodwill acquired	0.0	0.0
Currency translation effect on foreign goodwill balances	(4.0)	2.3
Goodwill, Ending Balance	46.7	50.7
Off Road
Goodwill [Roll Forward]
Goodwill, Beginning Balance	116.6	110.7
Goodwill acquired	0.4	5.8
Currency translation effect on foreign goodwill balances	(0.8)	0.1
Goodwill, Ending Balance	116.2	116.6
Marine
Goodwill [Roll Forward]
Goodwill, Beginning Balance	227.1	227.1
Goodwill acquired	3.5	0.0
Currency translation effect on foreign goodwill balances	0.0	0.0
Goodwill, Ending Balance	$ 230.6	$ 227.1