Restructuring and Cost Reduction Activities Project K Total Program Cost Percentage by Reportable Segment Narrative (Details) - Project K	12 Months Ended
	Dec. 28, 2019
North America
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost expected cost allocation	65.00%
Europe
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost expected cost allocation	21.00%
Latin America
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost expected cost allocation	4.00%
AMEA
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost expected cost allocation	6.00%
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost expected cost allocation	4.00%