Cost Reduction Actions - Reportable Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Restructuring charges:
Restructuring charges, net of reversals			$ 65.7
Other expense, net
Restructuring charges:
Restructuring charges, net of reversals	$ (6.4)	$ 10.5	65.7	$ 23.8
Label and Graphic Materials | Other expense, net
Restructuring charges:
Restructuring charges, net of reversals	(9.4)	3.1	55.9	9.9
Retail Branding and Information Solutions | Other expense, net
Restructuring charges:
Restructuring charges, net of reversals	$ 3.0	$ 7.4	9.6	13.7
Industrial and Healthcare Materials | Other expense, net
Restructuring charges:
Restructuring charges, net of reversals			$ 0.2	$ 0.2