Income Taxes - Additional Information (Details) - USD ($) $ in Millions		3 Months Ended								12 Months Ended
	Mar. 07, 2016	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Jan. 01, 2019	Dec. 31, 2016
Income Tax Contingency [Line Items]
Transition tax liability		$ 1,284				$ 1,279				$ 1,284	$ 1,279
Transition tax based on deemed repatriation of accumulated earnings and profits										$ 5
Effective tax rate										0.10%	27.20%	21.30%
Effective tax rate without the impact of Swiss tax reform										22.40%
Discrete one-time events expense (benefit)										$ (176)	$ 128	$ (97)
Tax benefit from audit settlements and statue of limitations										128	81
Net (loss)/gain on equity method investment transactions		0	$ 0	$ (25)	$ 23	21	$ 757	$ 0	$ 0	(2)	778	40
Discrete tax expense from finalizing accounting for new provisions											19
Loss carryforwards		3,491								3,491
Loss carryforwards, expire at various dates between 2020 and 2038		691								691
Loss carryforwards, indefinitely		2,800								2,800
Unremitted earnings indefinitely reinvested		1,600								1,600
Deferred tax liabilities not recognized to unremitted earnings indefinitely reinvested		75								75
Unrecognized tax benefits		426				$ 516				426	516	$ 579	$ 516	$ 610
Impact on tax provision from unrecognized tax benefits		364								364			463
Unrecognized tax benefits reasonably possible increase resulting from unfavorable audit developments										30
Unrecognized tax benefits reasonably possible decrease resulting from audit settlements and the expiration of statutes of limitations in various jurisdictions		140								140
Unrecognized tax benefits, income tax penalties and interest accrued		$ 170								170			$ 180
Net benefit for interest and penalties										$ 5
Keurig
Income Tax Contingency [Line Items]
Net (loss)/gain on equity method investment transactions	$ 43			$ (29)
Keurig | Keurig with Dr Pepper Snapple Group, Inc.
Income Tax Contingency [Line Items]
Deferred tax expense related to gain on equity method investment transaction											192
KDP | Keurig with Dr Pepper Snapple Group, Inc.
Income Tax Contingency [Line Items]
Net (loss)/gain on equity method investment transactions											$ 778
Foreign Tax Authority | Swiss Tax Administration
Income Tax Contingency [Line Items]
Net benefit from impact of Swiss tax reform			767
Reduction on deferred tax expense from impact of Swiss tax reform			769
Indirect tax on selling, general and administrative expense			$ 2