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Restructuring Activities (Tables)
 12 Months Ended
Dec. 31, 2021
Restructuring and Related Activities [Abstract]  
Schedule of 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, for the years ended December 31, 2021, 2020 and 2019:
Year Ended December 31,
202120202019
Severance:
Cost of sales$0.4 $4.6 $2.9 
Selling, general, and administrative expenses0.8 5.5 1.4 
Total severance costs1.2 10.1 4.3 
Other restructuring:
Cost of sales2.2 1.1 9.3 
Selling, general, and administrative expenses 0.1 2.4 2.0 
Total other restructuring costs2.3 3.5 11.3 
Total restructuring costs$3.5 $13.6 $15.6 
Schedule of Restructuring Activity by Type
The following tables summarize our restructuring accrual activities:
Year Ended December 31, 2021
Cryo Tank SolutionsHeat Transfer SystemsSpecialty ProductsRepair, Service & LeasingCorporateTotal
Balance as of December 31, 2020$0.5 $0.2 $— $— $0.1 $0.8 
Restructuring charges0.3 1.7 — 1.5 — 3.5 
Cash payments and other(0.4)(1.4)— (0.1)(0.1)(2.0)
Balance as of December 31, 2021$0.4 $0.5 $— $1.4 $— $2.3 
Year Ended December 31, 2020
Cryo Tank SolutionsHeat Transfer SystemsSpecialty ProductsRepair, Service & LeasingCorporateTotal
Balance as of December 31, 2019$0.5 $0.2 $— $— $0.2 $0.9 
Restructuring charges2.7 7.4 0.7 0.2 2.6 13.6 
Cash payments and other(2.7)(7.4)(0.7)(0.2)(2.7)(13.7)
Balance as of December 31, 2020$0.5 $0.2 $— $— $0.1 $0.8 
Year Ended December 31, 2019
Cryo Tank SolutionsHeat Transfer SystemsSpecialty ProductsRepair, Service & LeasingCorporateTotal
Balance as of December 31, 2018$0.7 $— $— $— $0.1 $0.8 
Restructuring charges 9.1 4.5 0.3 1.5 0.2 15.6 
Property, plant and equipment impairment(3.9)(1.7)— — — (5.6)
Cash payments and other(5.4)(2.6)(0.3)(1.5)(0.1)(9.9)
Balance as of December 31, 2019$0.5 $0.2 $— $— $0.2 $0.9