Supplemental Balance Sheet Information - Schedule of Other Accruals (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Other accruals
Accrued advertising and coupon redemption	$ 709	$ 728
Accrued payroll and employee benefits	353	401
Accrued taxes other than income taxes	118	116
Restructuring accrual	7	21
Pension and other retiree benefits	87	89
Lease liabilities due in one year	137	137
Accrued interest	38	39
Derivatives	6	93
Other	630	717
Other accruals	$ 2,085	$ 2,341