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Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Disaggregation of Revenue
Sales to external customers	$ 1,062.5	$ 897.9	$ 3,053.5	$ 2,337.5
Point in time
Disaggregation of Revenue
Sales to external customers	353.7	337.0	1,128.0	860.7
Over time
Disaggregation of Revenue
Sales to external customers	708.8	560.9	1,925.5	1,476.8
Operating Segments | Cryo Tank Solutions
Disaggregation of Revenue
Sales to external customers	162.5	159.0	487.7	435.2
Operating Segments | Cryo Tank Solutions | Point in time
Disaggregation of Revenue
Sales to external customers	83.6	108.3	285.2	295.1
Operating Segments | Cryo Tank Solutions | Over time
Disaggregation of Revenue
Sales to external customers	78.9	50.7	202.5	140.1
Operating Segments | Heat Transfer Systems
Disaggregation of Revenue
Sales to external customers	256.2	232.5	746.5	636.0
Operating Segments | Heat Transfer Systems | Point in time
Disaggregation of Revenue
Sales to external customers	5.5	16.5	26.9	48.5
Operating Segments | Heat Transfer Systems | Over time
Disaggregation of Revenue
Sales to external customers	250.7	216.0	719.6	587.5
Operating Segments | Specialty Products
Disaggregation of Revenue
Sales to external customers	283.3	240.0	797.4	602.9
Operating Segments | Specialty Products | Point in time
Disaggregation of Revenue
Sales to external customers	54.9	62.1	202.4	123.6
Operating Segments | Specialty Products | Over time
Disaggregation of Revenue
Sales to external customers	228.4	177.9	595.0	479.3
Operating Segments | Repair, Service & Leasing
Disaggregation of Revenue
Sales to external customers	360.5	271.3	1,022.0	688.5
Operating Segments | Repair, Service & Leasing | Point in time
Disaggregation of Revenue
Sales to external customers	209.7	152.6	613.5	408.7
Operating Segments | Repair, Service & Leasing | Over time
Disaggregation of Revenue
Sales to external customers	150.8	118.7	408.5	279.8
Intersegment Eliminations
Disaggregation of Revenue
Sales to external customers	0.0	(4.9)	(0.1)	(25.1)
Intersegment Eliminations | Point in time
Disaggregation of Revenue
Sales to external customers	0.0	(2.5)	0.0	(15.2)
Intersegment Eliminations | Over time
Disaggregation of Revenue
Sales to external customers	$ 0.0	$ (2.4)	$ (0.1)	$ (9.9)

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