Segment Data (Schedule of Segment Reporting Information by Business Segment) (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 30, 2018	Mar. 31, 2017
Net sales		$ 572.6	$ 560.0
Operating Income (Loss)		(2.8)	86.3
Intangible asset amortization		(176.3)	(169.8)
Restructuring and related charges, net		(23.1)	(11.3)
Non-restructuring impairment charges		0.0
Specialty Brands
Restructuring and related charges, net		(17.1)	(9.2)
Operating Segments | Specialty Brands
Net sales		572.6	560.0
Operating Income (Loss)		240.3	267.0
Corporate, Non-Segment
Corporate and unallocated expenses	[1]	(43.7)	0.4
Intangible asset amortization		(176.3)	(169.8)
Restructuring and related charges, net	[2]	$ (23.1)	$ (11.3)

[1] Includes administration expenses and certain compensation, legal, environmental and other costs not charged to the Company's reportable segment.

[2] Includes restructuring-related accelerated depreciation.