CONDENSED CONSOLIDATED STATEMENT OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 13, 2020	Jun. 15, 2019	Jun. 13, 2020	Jun. 15, 2019
Income Statement [Abstract]
Net Revenue	$ 15,945	$ 16,449	$ 29,826	$ 29,333
Cost of sales	7,088	7,404	13,215	13,092
Gross profit	8,857	9,045	16,611	16,241
Selling, general and administrative expenses	6,538	6,316	12,368	11,504
Operating Profit	2,319	2,729	4,243	4,737
Other pension and retiree medical benefits income	84	61	161	125
Interest Expense	(235)	(223)	(525)	(427)
Income before income taxes	2,168	2,567	3,879	4,435
Provision for income taxes	510	524	870	970
Net income	1,658	2,043	3,009	3,465
Less: Net income attributable to noncontrolling interests	12	8	25	17
Net Income Attributable to PepsiCo	$ 1,646	$ 2,035	$ 2,984	$ 3,448
Earnings Per Share [Abstract]
Earnings Per Share, Basic	$ 1.19	$ 1.45	$ 2.15	$ 2.46
Earnings Per Share, Diluted	$ 1.18	$ 1.44	$ 2.14	$ 2.44
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Weighted Average Number of Shares Outstanding, Basic	1,387	1,401	1,389	1,403
Weighted Average Number of Shares Outstanding, Diluted	1,393	1,409	1,395	1,411