Consolidated Balance Sheet (Unaudited) (Details) - USD ($) $ in Millions	Sep. 28, 2019	Dec. 29, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Trade receivables	$ 1,399	$ 1,163
Allowance for doubtful accounts	(9)	(10)
Redundable income taxes	14	28
Other receivables	239	194
Accounts receivable, net	1,643	1,375
Raw materials and supplies	320	339
Finished goods and materials in process	880	991
Inventories	1,200	1,330
Property	8,804	9,173
Accumulated depreciation	(5,311)	(5,442)
Property, net	3,493	3,731
Pension	275	228
Deferred income taxes	256	246
Other	700	594
Other assets	1,231	1,068
Accrued income taxes	294	48
Accrued salaries and wages	259	309
Accrued advertising and promotion	643	557
Other	559	502
Other current liabilities	1,755	1,416
Income taxes payable	97	115
Nonpension postretirement benefits	36	34
Other	446	355
Other liabilities	$ 579	$ 504