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Commitments and Contingencies - (Tables)
6 Months Ended
Jun. 27, 2020
Commitments and Contingencies Disclosure [Abstract]  
Summary of Product Warranty Accrual Activity
Snap-on’s product warranty accrual activity for the three and six months ended June 27, 2020, and June 29, 2019, is as follows:
Three Months EndedSix Months Ended
(Amounts in millions)June 27, 2020June 29, 2019June 27, 2020June 29, 2019
Warranty reserve:
Beginning of period$17.2  $17.3  $17.3  $17.1  
Additions2.3  4.7  6.0  8.7  
Usage(2.3) (4.2) (6.1) (8.0) 
End of period$17.2  $17.8  $17.2  $17.8