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Postretirement and Other Benefits
 3 Months Ended
Mar. 31, 2022
Retirement Benefits [Abstract]  
Postretirement and Other Benefits Postretirement and Other Benefits
The Company sponsors pension benefits in the United States, France, United Kingdom, Italy, and Canada and OPEB benefits related to postretirement healthcare and life insurance in the United States and Canada. The Company’s Canadian and Italian pension benefits and U.S. and Canadian OPEB liability are not material and therefore are not included in the following disclosures.

Pension and OPEB Benefits

The components of net pension benefit costs for U.S., French and UK employees during the three months ended March 31, 2022 and 2021 were as follows ($ in millions):
Three Months Ended March 31,
 U.S. Pension BenefitsFrench Pension BenefitsUK Pension Benefits
 202220212022202120222021
Service cost$— $— $0.4 $0.3 $— $— 
Interest cost0.8 0.7 0.1 — 0.5 — 
Expected return on plan assets(1.0)(1.0)— — (0.6)— 
Amortizations and other0.4 0.9 0.1 0.3 — — 
Net periodic benefit cost$0.2 $0.6 $0.6 $0.6 $(0.1)$— 
The components of net periodic benefit cost other than the service cost component are included in Other income, net in the condensed consolidated statements of income.