CONDENSED CONSOLIDATED STATEMENT OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 12, 2021	Jun. 13, 2020	Jun. 12, 2021	Jun. 13, 2020
Income Statement [Abstract]
Net Revenue	$ 19,217	$ 15,945	$ 34,037	$ 29,826
Cost of sales	8,880	7,088	15,551	13,215
Gross profit	10,337	8,857	18,486	16,611
Selling, general and administrative expenses	7,208	6,538	13,045	12,368
Operating Profit	3,129	2,319	5,441	4,243
Other pension and retiree medical benefits income	126	84	246	161
Net interest expense and other	(241)	(235)	(499)	(525)
Income before income taxes	3,014	2,168	5,188	3,879
Provision for income taxes	642	510	1,093	870
Net income	2,372	1,658	4,095	3,009
Less: Net income attributable to noncontrolling interests	14	12	23	25
Net Income Attributable to PepsiCo	$ 2,358	$ 1,646	$ 4,072	$ 2,984
Net Income Attributable to PepsiCo per Common Share
Earnings Per Share, Basic	$ 1.71	$ 1.19	$ 2.95	$ 2.15
Earnings Per Share, Diluted	$ 1.70	$ 1.18	$ 2.94	$ 2.14
Weighted-average common shares outstanding
Weighted Average Number of Shares Outstanding, Basic	1,382	1,387	1,381	1,389
Weighted Average Number of Shares Outstanding, Diluted	1,388	1,393	1,387	1,395