Postretirement Health Care Plans - (Tables)

6 Months Ended

Jun. 27, 2020

Postemployment Benefits [Abstract]

Net Periodic Postretirement Health Care Cost

Snap-on’s net periodic postretirement health care cost included the following components: 

	Three Months Ended				Six Months Ended
(Amounts in millions)	June 27, 2020		June 29, 2019		June 27, 2020		June 29, 2019
Interest cost	$	0.3	$	0.5	$	0.7	$	1.0
Expected return on plan assets	(0.1)		(0.2)		(0.3)		(0.4)
Amortization of unrecognized gain	—		(0.2)		—		(0.4)
Net periodic postretirement health care cost	$	0.2	$	0.1	$	0.4	$	0.2