Goodwill (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 117.2	$ 123.0
Goodwill [Line Items]
Goodwill	117.2	123.0
Trifleet Leasing Holding B.V.
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	43.8
Goodwill [Line Items]
Goodwill	43.8
Rail North America [Member]
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	23.8	23.8
Goodwill [Line Items]
Goodwill	23.8	23.8
Rail International [Member]
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	55.1	58.6
Goodwill [Line Items]
Goodwill	55.1	58.6
Other Business Segments [Member]
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	38.3	40.6
Goodwill [Line Items]
Goodwill	$ 38.3	$ 40.6