Discontinued Operations - Narrative (Details) - USD ($) $ in Millions		1 Months Ended	12 Months Ended
	Jan. 30, 2018	Dec. 31, 2018	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017	Jul. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Borrowings under ABL			$ 75.1	$ 98.4	$ 0.0
Payments under ABL			64.2	17.4	0.0
Abl Facility
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Borrowings under ABL				262.4	3,004.1
Payments under ABL				482.8	$ 2,990.7
Discontinued Operations, Disposed of by Sale | Traditional CSD and Juice Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Aggregate deal consideration	$ 1,250.0					$ 1,250.0
Gain (loss) on disposal		$ 7.9
Escrow			12.4	$ 12.5
Copack manufacturing agreement term (in months)	36 months
Discontinued Operations, Disposed of by Sale | Traditional CSD and Juice Business | Maximum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transition services agreement term (in months)	18 months
Transition services agreement extension term (in days)	180 days
Refresco Group NV
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Amount paid			0.7
Refresco Group NV | Beverage Services
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Amount paid			0.7
Amount received			$ 7.2