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Pensions and Other Postretirement Benefits
 9 Months Ended
Sep. 30, 2020
Retirement Benefits [Abstract]  
Pensions and Other Postretirement Benefits Pensions and Other Postretirement Benefits
The following table summarizes the components of net annual benefit cost (income):

(in Millions)Three Months Ended September 30,Nine Months Ended September 30,
PensionsOther BenefitsPensionsOther Benefits
20202019202020192020201920202019
Service cost$1.4 $(0.1)$— $— $3.6 $2.4 $— $— 
Interest cost9.3 11.4 0.1 0.1 27.6 35.7 0.3 0.5 
Expected return on plan assets(9.2)(13.3)— — (27.8)(40.1)— — 
Amortization of prior service cost (credit)— 0.1 — 0.1 0.1 0.2 — 0.1 
Recognized net actuarial and other (gain) loss11.1 0.5 (0.3)(0.4)16.0 9.7 (0.7)(0.8)
Recognized loss due to settlement (1)
0.6 0.5 — — 0.6 0.5 — — 
Net periodic benefit cost (income)$13.2 $(0.9)$(0.2)$(0.2)$20.1 $8.4 $(0.4)$(0.2)
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(1)Settlement charge relates to the U.S. nonqualified defined benefit pension plan.

We made voluntary cash contributions to our U.S. qualified defined benefit pension plan in the nine months ended September 30, 2020 and 2019 of zero and $7.0 million, respectively. We do not expect to make any contributions to our U.S. qualified defined benefit pension plan during 2020.