| Component: (Network and Table) | |
|---|---|
| Network | 2417405 - Disclosure - Benefit Plans (Assumptions to Determine Postretirement Benefit Obligations) (Details) (http://www.altria.com/role/BenefitPlansAssumptionsToDeterminePostretirementBenefitObligationsDetails) |
| Table | Schedule of Defined Benefit Plans Disclosures [Table] |
| Reporting Entity [Axis] | 0000764180 (http://www.sec.gov/CIK) |
| Defined Benefit Plans and Other Postretirement Benefit Plans [Axis] | Postretirement Benefit Plan [Member] |
| Defined Benefit Plan Disclosure [Line Items] | Period [Axis] | |
|---|---|---|
2016-01-01 - 2016-12-31 | 2015-01-01 - 2015-12-31 | |
Discount rate | ||
Health care cost trend rate assumed for next year | ||
Ultimate trend rate | ||
Year that the rate reaches the ultimate trend rate | ||