Details for Selection
| Standard label: | Available-for-sale Securities, Restrictions, Additional Information |
| Name: | us-gaap:AvailableForSaleSecuritiesRestrictionsAdditionalInformation |
| Documentation: | An entity may opt to provide the reader with additional narrative text to better understand the nature of available-for-sale security restrictions. |
| Commentary: | |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For period (duration) |
| Balance type: | |
| Object class: | [Concept] |