Segment Reporting Information by COVID-19 Charges (Details) - USD ($) $ in Millions	3 Months Ended		8 Months Ended
	Sep. 04, 2021	Sep. 05, 2020	Sep. 04, 2021	Sep. 05, 2020
Unusual or Infrequent Item, or Both [Line Items]
Accounts Receivable, Credit Loss Expense (reversal) Novel Coronavirus (COVID-19) Impact	$ (6)	$ 4	$ (27)	$ 76
Prepaid Incentives Novel Coronavirus (COVID-19 ) Impact	(14)	1	(19)	48
Inventory Write-down and Product Returns Novel Coronavirus (COVID-19) Impact		10	(1)	64
Employee Compensation Expense Novel Coronavirus (COVID-19) Impact	26	62	108	286
Employee Protection Costs Novel Coronavirus (COVID-19) Impact	13	44	52	130
Charges Related to Novel Coronavirus (COVID-19) Impact - Other	(1)	26	1	64
Charges Related to Novel Coronavirus (COVID-19)	18	147	114	668
Reserve for Product Returns Novel Coronavirus (COVID-19) Impact		3		19
Social Welfare Credit Novel Coronavirus (COVID-19) Impact		7		7
Frito Lay North America [Member]
Unusual or Infrequent Item, or Both [Line Items]
Accounts Receivable, Credit Loss Expense (reversal) Novel Coronavirus (COVID-19) Impact	(1)	0	(9)	19
Prepaid Incentives Novel Coronavirus (COVID-19 ) Impact	0	0	0	0
Inventory Write-down and Product Returns Novel Coronavirus (COVID-19) Impact		1	0	8
Employee Compensation Expense Novel Coronavirus (COVID-19) Impact	2	24	31	124
Employee Protection Costs Novel Coronavirus (COVID-19) Impact	4	16	20	49
Charges Related to Novel Coronavirus (COVID-19) Impact - Other	1	0	2	3
Charges Related to Novel Coronavirus (COVID-19)	6	41	44	203
Quaker Foods North America [Member]
Unusual or Infrequent Item, or Both [Line Items]
Accounts Receivable, Credit Loss Expense (reversal) Novel Coronavirus (COVID-19) Impact	(1)	0	(1)	2
Prepaid Incentives Novel Coronavirus (COVID-19 ) Impact	0	0	0	0
Inventory Write-down and Product Returns Novel Coronavirus (COVID-19) Impact		0	0	0
Employee Compensation Expense Novel Coronavirus (COVID-19) Impact	0	1	2	7
Employee Protection Costs Novel Coronavirus (COVID-19) Impact	0	1	1	2
Charges Related to Novel Coronavirus (COVID-19) Impact - Other	0	1	0	1
Charges Related to Novel Coronavirus (COVID-19)	(1)	3	2	12
PepsiCo Beverages North America [Member]
Unusual or Infrequent Item, or Both [Line Items]
Accounts Receivable, Credit Loss Expense (reversal) Novel Coronavirus (COVID-19) Impact	(2)	3	(15)	48
Prepaid Incentives Novel Coronavirus (COVID-19 ) Impact	(13)	0	(18)	46
Inventory Write-down and Product Returns Novel Coronavirus (COVID-19) Impact		1	0	30
Employee Compensation Expense Novel Coronavirus (COVID-19) Impact	8	14	27	98
Employee Protection Costs Novel Coronavirus (COVID-19) Impact	2	12	11	43
Charges Related to Novel Coronavirus (COVID-19) Impact - Other	(7)	20	(15)	30
Charges Related to Novel Coronavirus (COVID-19)	(12)	50	(10)	295
Latin America (Segment)
Unusual or Infrequent Item, or Both [Line Items]
Accounts Receivable, Credit Loss Expense (reversal) Novel Coronavirus (COVID-19) Impact	0	0	0	1
Prepaid Incentives Novel Coronavirus (COVID-19 ) Impact	0	0	0	0
Inventory Write-down and Product Returns Novel Coronavirus (COVID-19) Impact		6	1	12
Employee Compensation Expense Novel Coronavirus (COVID-19) Impact	12	19	36	35
Employee Protection Costs Novel Coronavirus (COVID-19) Impact	4	6	9	14
Charges Related to Novel Coronavirus (COVID-19) Impact - Other	1	1	3	4
Charges Related to Novel Coronavirus (COVID-19)	17	32	49	66
Europe (Segment)
Unusual or Infrequent Item, or Both [Line Items]
Accounts Receivable, Credit Loss Expense (reversal) Novel Coronavirus (COVID-19) Impact	(1)	1	(1)	5
Prepaid Incentives Novel Coronavirus (COVID-19 ) Impact	(1)	1	(1)	2
Inventory Write-down and Product Returns Novel Coronavirus (COVID-19) Impact		0	0	10
Employee Compensation Expense Novel Coronavirus (COVID-19) Impact	2	8	10	17
Employee Protection Costs Novel Coronavirus (COVID-19) Impact	1	6	7	14
Charges Related to Novel Coronavirus (COVID-19) Impact - Other	2	0	3	17
Charges Related to Novel Coronavirus (COVID-19)	3	16	18	65
Africa, Middle East and South Asia [Member]
Unusual or Infrequent Item, or Both [Line Items]
Accounts Receivable, Credit Loss Expense (reversal) Novel Coronavirus (COVID-19) Impact	(1)	0	(1)	1
Prepaid Incentives Novel Coronavirus (COVID-19 ) Impact	0	0	0	0
Inventory Write-down and Product Returns Novel Coronavirus (COVID-19) Impact		0	(2)	1
Employee Compensation Expense Novel Coronavirus (COVID-19) Impact	1	1	1	8
Employee Protection Costs Novel Coronavirus (COVID-19) Impact	2	2	3	6
Charges Related to Novel Coronavirus (COVID-19) Impact - Other	1	3	4	7
Charges Related to Novel Coronavirus (COVID-19)	3	6	5	23
Asia Pacific, Australia and New Zealand, and China Region [Member]
Unusual or Infrequent Item, or Both [Line Items]
Accounts Receivable, Credit Loss Expense (reversal) Novel Coronavirus (COVID-19) Impact	0	0	0	0
Prepaid Incentives Novel Coronavirus (COVID-19 ) Impact	0	0	0	0
Inventory Write-down and Product Returns Novel Coronavirus (COVID-19) Impact		2	0	3
Employee Compensation Expense Novel Coronavirus (COVID-19) Impact	1	(5)	1	(3)
Employee Protection Costs Novel Coronavirus (COVID-19) Impact	0	1	1	2
Charges Related to Novel Coronavirus (COVID-19) Impact - Other	1	1	4	2
Charges Related to Novel Coronavirus (COVID-19)	$ 2	$ (1)	$ 6	$ 4