| Name | RecordedThirdPartyEnvironmentalRecoveriesTable |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrldt:hypercubeItem |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Recorded Third-Party Environmental Recoveries [Table] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Disclosure of information about recorded third-party environmental recoveries. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:BalanceSheetLocationAxis | parent-child | http://fasb.org/us-gaap/role/disclosure/EnvironmentalRemediationObligations | |
us-gaap:RecordedThirdPartyEnvironmentalRecoveriesLineItems | parent-child | http://fasb.org/us-gaap/role/disclosure/EnvironmentalRemediationObligations | |
us-gaap:BalanceSheetLocationAxis | hypercube-dimension | http://fasb.org/us-gaap/role/disclosure/EnvironmentalRemediationObligationsRecordedThirdPartyEnvironmentalRecoveriesTable |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:RecordedThirdPartyRecoveriesRelatedToEnvironmentalRemediationObligationsAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/EnvironmentalRemediationObligations | |
us-gaap:RecordedThirdPartyEnvironmentalRecoveriesLineItems | all | http://fasb.org/us-gaap/role/disclosure/EnvironmentalRemediationObligationsRecordedThirdPartyEnvironmentalRecoveriesTable |