Segment and Geographic Information - Assets (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenues from External Customers and Long-Lived Assets
Assets	$ 9,102.4	$ 5,901.9
Goodwill	2,906.8	992.0	$ 994.6
Identifiable intangible assets, net	2,791.9	535.3
Insurance receivable, net of tax	0.0	251.4
Operating Segments
Revenues from External Customers and Long-Lived Assets
Assets	2,864.7	1,292.5
Operating Segments | Cryo Tank Solutions
Revenues from External Customers and Long-Lived Assets
Assets	706.1	382.0
Goodwill	219.3	79.1	84.9
Operating Segments | Heat Transfer Systems
Revenues from External Customers and Long-Lived Assets
Assets	560.7	298.6
Goodwill	480.4	430.5	433.6
Operating Segments | Specialty Products
Revenues from External Customers and Long-Lived Assets
Assets	647.8	429.8
Goodwill	567.9	304.0	300.9
Operating Segments | Repair, Service & Leasing
Revenues from External Customers and Long-Lived Assets
Assets	950.1	182.1
Goodwill	1,639.2	178.4	175.2
Corporate
Revenues from External Customers and Long-Lived Assets
Assets	$ 539.0	2,830.7
Goodwill		$ 0.0	$ 0.0