IndexInvestment Owned, Valued by Trustee [true false]
| Name | InvestmentOwnedValuedByTrusteesFlag1 |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:booleanItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
Labels
| Text | Lang | Role | Container role |
|---|---|---|---|
| Investment Owned, Valued by Trustee [true false] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Indicates (true false) whether investment is valued at fair value by procedure approved by trustee. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
References
| Name | Value | Role |
|---|---|---|
| TaxonomyVersion | 2018 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2017-07 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedLabels | true | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedDocumentation | true | http://fasb.org/srt/role/changeNote/changeNote |
| PreviousDocumentation | Indicates (true/false) that the investment is valued at fair value by procedures approved by trustees. | http://fasb.org/srt/role/changeNote/changeNote |
Related Parent Concepts
| Name | Relation Type | Role | |
|---|---|---|---|
 | us-gaap:InvestmentHoldingsSupplementalFlagsAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/InvestmentHoldings |
| us-gaap:InvestmentHoldingsSupplementalFlagsAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/InvestmentHoldings |
| us-gaap:InvestmentHoldingsSupplementalFlagsAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/InvestmentHoldingsScheduleOfInvestmentsTable |
| us-gaap:InvestmentHoldingsSupplementalFlagsAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings |
| us-gaap:InvestmentHoldingsSupplementalFlagsAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings |
| us-gaap:InvestmentHoldingsSupplementalFlagsAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldingsScheduleOfInvestmentsTable |