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Other Expense (Income) (Tables)
9 Months Ended
Sep. 30, 2021
Other Income and Expenses [Abstract]  
Schedule of Other Expense (Income)
Other expense (income) consists of:
Three Months Ended
September 30,
Nine Months Ended
September 30,
($ in millions)2021202020212020
Restructuring and related charges$0.4 $4.5 $2.5 $4.5 
Fixed asset impairments and loss (gain) on sale of equipment0.2 0.9 0.6 7.2 
Contingent consideration0.1 0.8 0.9 0.9 
Foreign exchange transaction losses (gains)0.4 1.0 (2.5)(4.5)
Other items0.7 (0.5)1.5 (1.9)
Total other expense (income)$1.8 $6.7 $3.0 $6.2 
Schedule of Restructuring Reserve
The following table presents activity related to our restructuring obligations related to our 2020 restructuring plan:

($ in millions)Severance
and benefits
Other chargesTotal
Balance, December 31, 2020$4.6 $— $4.6 
Charges1.0 1.5 2.5 
Cash payments(1.4)(0.9)(2.3)
Balance, September 30, 2021$4.2 $0.6 $4.8 
The following table presents activity related to our restructuring obligations related to our 2018 restructuring plan:

($ in millions)Severance
and benefits
Total
Balance, December 31, 2020$0.1 $0.1 
Cash payments(0.1)(0.1)
Balance, September 30, 2021$— $—