Contingencies (Other Litigation) (Details) ฿ in Millions, $ in Millions, ₽ in Billions, ₩ in Billions, ر.س in Billions					1 Months Ended										2 Months Ended		3 Months Ended			5 Months Ended		12 Months Ended
	Jan. 26, 2017 USD ($)	Jan. 26, 2017 THB (฿)	Jan. 18, 2016 USD ($)	Jan. 18, 2016 THB (฿)	Jun. 30, 2020 USD ($)	Jun. 30, 2020 KRW (₩)	Mar. 31, 2020 USD ($)	Mar. 31, 2020 THB (฿)	Jan. 31, 2020 USD ($)	Jan. 31, 2020 KRW (₩)	Nov. 30, 2019 USD ($)	Nov. 30, 2019 THB (฿)	Sep. 30, 2019 USD ($)	Sep. 30, 2019 RUB (₽)	Dec. 31, 2016 USD ($)	Dec. 31, 2016 KRW (₩)	Sep. 30, 2019 USD ($)	Mar. 31, 2017 USD ($)	Mar. 31, 2017 KRW (₩)	Mar. 31, 2017 USD ($)	Mar. 31, 2017 KRW (₩)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2021 SAR (ر.س)
Loss Contingencies [Line Items]
Tax benefit																						$ (2,671.0)	$ (2,377.0)	$ (2,293.0)
Pre-tax charge																						(31,405.0)	$ (28,694.0)	$ (29,805.0)
SAUDI ARABIA | Middle East & Africa
Loss Contingencies [Line Items]
Pre-tax charge																						246.0
Other Litigation | Thailand | The Department of Special Investigations of the Government of Thailand
Loss Contingencies [Line Items]
Loss contingency, damages sought, value	$ 599.0	฿ 19,800
Amount of fine imposed by trial court							$ 4.0	฿ 130			$ 36.0	฿ 1,200
Other Litigation | Thailand | The Department of Special Investigations of the Government of Thailand | Pending Litigation
Loss Contingencies [Line Items]
Loss contingency, damages sought, value			$ 2,400.0	฿ 80,800
Other Litigation | Korea | The South Korean Board of Audit and Inspection
Loss Contingencies [Line Items]
Amounts paid															$ 83.0	₩ 100		$ 143.0	₩ 172	$ 227.0	₩ 272
Amount of taxes not underpaid as ruled by trial court									$ 182.0	₩ 218
Amount of alleged underpayments not underpaid as ruled by court					$ 45.0	₩ 54
Other Litigation | Eastern Europe | The Moscow Tax Inspectorate for Major Taxpayers Audit
Loss Contingencies [Line Items]
Amount of alleged underpayment of excise taxes and VAT claimed by tax authority, including penalties and interest													$ 374.0	₽ 24.3
Amount of pre-tax charge related to alleged underpayment of excise taxes and VAT claimed by tax authority, including penalties and interest																	$ 374.0
Amount of after-tax charge related to alleged underpayment of excise taxes and VAT claimed by tax authority, including penalties and interest																	315.0
Tax benefit																	$ 59.0
Other Litigation | SAUDI ARABIA | Saudi Arabia Customs General Authority Case
Loss Contingencies [Line Items]
Additional customs duties ordered to be paid																						$ 396.0			ر.س 1.5