| Standard Label: | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Initial Investment |
| Name: | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherVintage |
| Identifier: | us-gaap_AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherVintage |
| Documentation: | Date the initial investment in available-for-sale investment in unrealized loss position, in YYYY-MM-DD format. |
| Category of Term: | Concept |
| References: | (Coming Soon!) |
| Balance type: | none |
| Period type: | duration |
| Data type: | xbrli:dateItemType |
Last updated: 5/12/2021 10:33:32 AM