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Restructuring Activities (Tables)
3 Months Ended
Mar. 31, 2024
Restructuring and Related Activities [Abstract]  
Summary of Severance and Other Restructuring Costs
The following table summarizes severance and other restructuring costs, which includes employee-related costs, facility rent and exit costs, relocation, recruiting, travel and other:
Three Months Ended March 31,
20242023
Severance:
Cost of sales$0.3 $— 
Selling, general, and administrative expenses4.2 0.7 
Total severance costs4.5 0.7 
Other restructuring:
Cost of sales— — 
Selling, general, and administrative expenses0.6 0.9 
Total other restructuring costs0.6 0.9 
Total restructuring costs$5.1 $1.6 
The following table summarizes restructuring costs by reportable segment:
Three Months Ended March 31,
20242023
Cryo Tank Solutions$0.6 $0.8 
Heat Transfer Systems0.5 — 
Specialty Products1.3 — 
Repair, Service & Leasing2.3 0.8 
Corporate0.4 — 
Total restructuring costs$5.1 $1.6 
Schedule of Roll-forward of Restructuring Cost
The following tables summarize our restructuring activities:
Balance at December 31, 2023$1.9 
Restructuring charges5.1 
Cash payments and other(2.8)
Balance at March 31, 2024$4.2 
Balance at December 31, 2022$0.2 
Restructuring charges1.6 
Cash payments and other(1.1)
Balance at March 31, 2023$0.7