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Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue
Sales	$ 354.1	$ 288.5
Point in time
Disaggregation of Revenue
Sales	198.2	190.0
Over time
Disaggregation of Revenue
Sales	155.9	98.5
Operating Segments | Cryo Tank Solutions
Disaggregation of Revenue
Sales	118.1	103.9
Operating Segments | Cryo Tank Solutions | Point in time
Disaggregation of Revenue
Sales	107.4	98.7
Operating Segments | Cryo Tank Solutions | Over time
Disaggregation of Revenue
Sales	10.7	5.2
Operating Segments | Heat Transfer Systems
Disaggregation of Revenue
Sales	79.3	69.2
Operating Segments | Heat Transfer Systems | Point in time
Disaggregation of Revenue
Sales	5.9	5.6
Operating Segments | Heat Transfer Systems | Over time
Disaggregation of Revenue
Sales	73.4	63.6
Operating Segments | Specialty Products
Disaggregation of Revenue
Sales	107.5	77.3
Operating Segments | Specialty Products | Point in time
Disaggregation of Revenue
Sales	59.0	61.9
Operating Segments | Specialty Products | Over time
Disaggregation of Revenue
Sales	48.5	15.4
Operating Segments | Repair, Service & Leasing
Disaggregation of Revenue
Sales	49.3	41.4
Operating Segments | Repair, Service & Leasing | Point in time
Disaggregation of Revenue
Sales	25.9	26.7
Operating Segments | Repair, Service & Leasing | Over time
Disaggregation of Revenue
Sales	23.4	14.7
Intersegment Eliminations
Disaggregation of Revenue
Sales	(0.1)	(3.3)
Intersegment Eliminations | Point in time
Disaggregation of Revenue
Sales	0.0	(2.9)
Intersegment Eliminations | Over time
Disaggregation of Revenue
Sales	$ (0.1)	$ (0.4)

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