IndexFinancial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]
| Name | SharesSubjectToMandatoryRedemptionBySettlementTermsLineItems |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
Labels
| Text | Lang | Role | Container role |
|---|---|---|---|
| Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |