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Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 25, 2022	Jun. 26, 2022	Mar. 27, 2022	Dec. 31, 2021	Sep. 26, 2021	Jun. 27, 2021	Mar. 28, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 116.7	$ 100.2	$ 109.5	$ 97.0	$ 98.7	$ 91.2	$ 99.0	$ 85.2	$ 423.4	$ 374.1	$ 324.8
General industrial
Disaggregation of Revenue [Line Items]
Revenue									155.5	129.2	111.9
Transportation
Disaggregation of Revenue [Line Items]
Revenue									132.9	117.0	92.1
Defense, First Response & Healthcare
Disaggregation of Revenue [Line Items]
Revenue									135.0	127.9	120.8
Gas Cylinders
Disaggregation of Revenue [Line Items]
Revenue									183.7	178.3	141.9
Gas Cylinders | General industrial
Disaggregation of Revenue [Line Items]
Revenue									34.0	33.4	24.2
Gas Cylinders | Transportation
Disaggregation of Revenue [Line Items]
Revenue									77.8	71.2	49.8
Gas Cylinders | Defense, First Response & Healthcare
Disaggregation of Revenue [Line Items]
Revenue									71.9	73.7	67.9
Elektron
Disaggregation of Revenue [Line Items]
Revenue									239.7	195.8	182.9
Elektron | General industrial
Disaggregation of Revenue [Line Items]
Revenue									121.5	95.8	87.7
Elektron | Transportation
Disaggregation of Revenue [Line Items]
Revenue									55.1	45.8	42.3
Elektron | Defense, First Response & Healthcare
Disaggregation of Revenue [Line Items]
Revenue									$ 63.1	$ 54.2	$ 52.9

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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