| Line | Label | Object Class | Period Type | Balance | Name |
| 1 | Held-to-maturity Securities, Contracts to Acquire Securities to be Accounted for as Held-to-maturity [Hierarchy] | us-gaap:HeldToMaturitySecuritiesContractsToAcquireSecuritiesToBeAccountedForAsHeldToMaturityAbstract | |||
| 2 | Held-to-maturity Securities, Purchased Options, Price Policy | [Concept] Text/String | For Period | us-gaap:HeldToMaturitySecuritiesPurchasedOptionsPricePolicy |