Details for Selection
| Standard label: | Accrual for Environmental Loss Contingencies, Undiscounted, Due in Fourth Year |
| Name: | us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInFourthYear |
| Documentation: | The portion of the estimated aggregate undiscounted amount of the accrual for environmental loss contingencies that is expected to be paid in the fourth year after the balance sheet date. |
| Commentary: | |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As of (instant) |
| Balance type: | Credit |
| Object class: | [Concept] |