Goodwill and Other Intangible Assets - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 28, 2018	Dec. 29, 2017	Dec. 30, 2016
Finite-Lived Intangible Assets [Line Items]
Goodwill and trademarks impairment charges	$ 11.3	$ 0.9	$ 2.6
Trademarks and Trade Names | Prepared food
Finite-Lived Intangible Assets [Line Items]
Intangible assets, including goodwill	31.9
Trademarks and Trade Names | United Kingdom
Finite-Lived Intangible Assets [Line Items]
Goodwill and trademarks impairment charges		$ 0.9
Trademarks and Trade Names | United Kingdom | Prepared food
Finite-Lived Intangible Assets [Line Items]
Goodwill and trademarks impairment charges	$ 11.3