Consolidated Statement of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Income Statement [Abstract]
Net Revenue	$ 67,161	$ 64,661	$ 63,525
Cost of sales	30,132	29,381	28,796
Gross profit	37,029	35,280	34,729
Selling, general and administrative expenses	26,738	25,170	24,453
Operating Profit	10,291	10,110	10,276
Other pension and retiree medical benefits (expense)/income	(44)	298	233
Interest expense	(1,135)	(1,525)	(1,151)
Interest income and other	200	306	244
Income before income taxes	9,312	9,189	9,602
Provision for/(benefit from) income taxes (See Note 5)	1,959	(3,370)	4,694
Net income	7,353	12,559	4,908
Less: Net income attributable to noncontrolling interests	39	44	51
Net Income Attributable to PepsiCo	$ 7,314	$ 12,515	$ 4,857
Net Income Attributable to PepsiCo per Common Share
Basic	$ 5.23	$ 8.84	$ 3.40
Diluted	$ 5.20	$ 8.78	$ 3.38
Weighted-average common shares outstanding
Basic	1,399	1,415	1,425
Diluted	1,407	1,425	1,438