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Pension Plans
9 Months Ended
Sep. 26, 2020
Retirement Benefits [Abstract]  
Pension Plans Pension Plans
Snap-on’s net periodic pension cost included the following components: 
Three Months EndedNine Months Ended
(Amounts in millions)September 26, 2020September 28, 2019September 26, 2020September 28, 2019
Service cost$6.7 $5.9 $20.2 $17.7 
Interest cost12.2 14.1 36.6 42.3 
Expected return on plan assets(23.7)(22.8)(71.1)(68.3)
Amortization of unrecognized loss8.7 6.3 25.9 18.8 
Amortization of prior service credit— (0.2)— (0.6)
Net periodic pension cost$3.9 $3.3 $11.6 $9.9 
The components of net periodic pension cost, other than the service cost component, are included in “Other income (expense) - net” on the accompanying Condensed Consolidated Statements of Earnings. See Note 17 for additional information on other income (expense) - net.
Snap-on intends to make contributions of $8.7 million to its foreign pension plans and $2.9 million to its domestic pension plans in 2020, as required by law. Depending on market and other conditions, Snap-on may make discretionary cash contributions to its pension plans in 2020.