Details for Selection
| Standard label: | Refundable Gas Costs |
| Name: | us-gaap:RefundableGasCosts |
| Documentation: | Gas costs of a regulated entity that are refundable through future rate adjustments. Such costs are a form of a regulatory liabilities and are expected to be refunded in less than one year through rate adjustments. |
| Commentary: | |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As of (instant) |
| Balance type: | Credit |
| Object class: | [Concept] |