The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(a),(d))
-URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227

Name:	us-gaap_CostOfGoodsAndServicesSold
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Segment Reporting (Schedule of COVID-19 Related Items (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Schedule Of Pre-tax COVID-19 Charges [Line Items]
Cost of sales	$ 1,775	$ 1,874	$ 3,948	$ 3,452
COVID-19 [Member]
Schedule Of Pre-tax COVID-19 Charges [Line Items]
Cost of sales	50		50
COVID-19 [Member] \| Smokeable Products Segment [Member]
Schedule Of Pre-tax COVID-19 Charges [Line Items]
Cost of sales	41		41
COVID-19 [Member] \| Oral Tobacco Segment [Member]
Schedule Of Pre-tax COVID-19 Charges [Line Items]
Cost of sales	$ 9		$ 9