| Line | Label | Object Class | Period Type | Balance | Name |
| 1 | Available-for-sale Securities, Other Disclosure Items [Hierarchy] | us-gaap:AvailableforsaleSecuritiesOtherDisclosureItemsAbstract | |||
| 2 | Available-for-sale Securities, Failed Auction, Value | [Concept] Monetary | As Of | Debit | us-gaap:AvailableforsaleSecuritiesFailedAuctionValue |
| 3 | Available-for-sale Securities, Sold at Par | [Concept] Monetary | For Period | Debit | us-gaap:AvailableforsaleSecuritiesSoldAtPar |