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Commitments and Contingencies - (Tables)
3 Months Ended
Apr. 03, 2021
Commitments and Contingencies Disclosure [Abstract]  
Summary of Product Warranty Accrual Activity
Snap-on’s product warranty accrual activity for the three months ended April 3, 2021, and March 28, 2020, is as follows:

Three Months Ended
(Amounts in millions)April 3, 2021March 28, 2020
Warranty reserve:
Beginning of period$17.6 $17.3 
Additions4.1 3.7 
Usage(3.4)(3.8)
End of period$18.3 $17.2