Restructuring Programs - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Restructuring Cost and Reserve [Line Items]
Program costs to date	$ 74		$ 74
Restructuring charges	0	$ 18	15	$ 91
Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring charges		5	$ 9	61
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related activities cash implementation costs recovery time frame			3 years
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related activities cash implementation costs recovery time frame			5 years
Employee related costs
Restructuring Cost and Reserve [Line Items]
Program costs to date	63		$ 63
Restructuring charges	0	(1)	13	41
Asset related costs
Restructuring Cost and Reserve [Line Items]
Program costs to date	0		0
Restructuring charges	0	5	0	15
Other costs
Restructuring Cost and Reserve [Line Items]
Program costs to date	16		16
Restructuring charges	0	$ 14	2	$ 35
Other Projects [Member] | Europe
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	40		40
Expected cash costs			50
Other Projects [Member] | Europe | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Program costs to date	41		41
Restructuring charges	1		3
Other Projects [Member] | North America
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	25		25
Expected cash costs			25
Other Projects [Member] | North America | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Program costs to date	21		21
Restructuring charges	$ 1		1
Other Projects [Member] | Latin America
Restructuring Cost and Reserve [Line Items]
Restructuring charges			4
Other Projects [Member] | AMEA
Restructuring Cost and Reserve [Line Items]
Restructuring charges			$ 8