Restructuring and Cost Reduction Activities Total Programs Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 29	$ 113	$ 143
Cost of goods sold
Restructuring Cost and Reserve [Line Items]
Restructuring charges	6	35	99
SGA
Restructuring Cost and Reserve [Line Items]
Restructuring charges	31	83	74
Other (income) expense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ (8)	$ (5)	$ (30)