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Restructuring charges
12 Months Ended
Dec. 31, 2024
Restructuring and Related Activities [Abstract]  
Restructuring charges Restructuring charges
During 2024, 2023 and 2022, we initiated and continued execution of certain business restructuring initiatives aimed at reducing our fixed cost structure and realigning our business.
Restructuring costs by reportable segment were as follows:
Years ended December 31,
In millions202420232022
Severance and other costs
Gas Cylinders Segment$(1.7)$(2.9)$(1.7)
Elektron Segment(0.2)(0.3)(0.2)
$(1.9)$(3.2)$(1.9)
Asset impairments
Gas Cylinders Segment$(2.8)$(3.0)$— 
Elektron Segment (0.2)— 
$(2.8)$(3.2)$— 
Total restructuring charges(4.7)(6.4)(1.9)
Activity related to restructuring, recorded in other current liabilities in the consolidated balance sheets is summarized as follows:
In millions20242023
Balance at January 1,$3.3 $3.7 
Costs incurred1.9 3.2 
Cash payments and other(5.0)(3.6)
Balance at December 31,$0.2 $3.3