Commodity Index Linked Notes [Member]

NameCommodityIndexLinkedNotesMember
Namespacehttp://fasb.org/us-gaap/2020-01-31
Prefixus-gaap
Data typenonnum:domainItemType
Period typeduration
Substitution Groupxbrli:item
BalanceNone
NillableTrue
AbstractTrue

Labels

TextLangRoleContainer role
Commodity Index Linked Notes [Member]en-UShttp://www.xbrl.org/2003/role/labelhttp://www.xbrl.org/2003/role/link
Investments in commodity index linked notes which are generally a composite investment consisting of an interest-bearing note (strip bond) and a long-term put or call option for an equity security or commodity contract.en-UShttp://www.xbrl.org/2003/role/documentationhttp://www.xbrl.org/2003/role/link

Related Parent Concepts

NameRelation TypeRole
us-gaap:FixedIncomeInvestmentsMember
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us-gaap:FixedIncomeInvestmentsMember
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us-gaap:FixedIncomeInvestmentsMember
parent-childhttp://fasb.org/us-gaap/role/disclosure/InvestmentsSoldNotYetPurchased
us-gaap:FixedIncomeInvestmentsMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/InvestmentsSoldNotYetPurchasedInvestmentsSoldNotYetPurchasedTable
us-gaap:FixedIncomeInvestmentsMember
parent-childhttp://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings
us-gaap:FixedIncomeInvestmentsMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings
us-gaap:FixedIncomeInvestmentsMember
parent-childhttp://fasb.org/us-gaap/role/disclosure/OtherThanSecuritiesInvestmentHoldings
us-gaap:FixedIncomeInvestmentsMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/OtherThanSecuritiesInvestmentHoldingsInvestmentHoldingsOtherThanSecuritiesTable
us-gaap:FixedIncomeInvestmentsMember
parent-childhttp://fasb.org/us-gaap/role/disclosure/InvestmentsFederalTaxNote
us-gaap:FixedIncomeInvestmentsMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/InvestmentsFederalTaxNoteFederalIncomeTaxNoteTable
us-gaap:FixedIncomeInvestmentsMember
parent-childhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany
us-gaap:FixedIncomeInvestmentsMember
domain-memberhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompanyInvestmentHoldingsTable