Details for Selection
| Standard label: | Marine Services Revenue |
| Name: | us-gaap:MarineServicesRevenue |
| Documentation: | Revenue from marine-related services and products such as lubricants for offshore drilling, and retail or wholesale sales in a marina. |
| Commentary: | |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For period (duration) |
| Balance type: | Credit |
| Object class: | [Concept] |