| Disclosure Descriptive Information |
| Label: | Postretirement Medical Plans with Prescription Drug Benefits [Hierarchy] |
| Name: | PostretirementMedicalPlansWithPrescriptionDrugBenefitsHierarchy |
| Parent Topic: | PostEmploymentButPreRetirementCosts |
| Documentation: | Disclosure of information about postretirement medical plans with prescription drug benefits. |
| Commentary: | |
| Status: | |
| US GAAP XBRL Taxonomy Text Block: | NO TEXT BLOCK |
| Human Readable Examples: | NOT AVAILABLE, NO TEXT BLOCK |
| Machine Readable Examples: | List of machine readable examples (prototype) |
| US GAAP XBRL Taxonomy Network: | http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits | XML | HTML |
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