Investment Secondary Categorization [Axis]

NameInvestmentSecondaryCategorizationAxis
Namespacehttp://fasb.org/us-gaap/2020-01-31
Prefixus-gaap
Data typexbrli:stringItemType
Period typeduration
Substitution Groupxbrldt:dimensionItem
BalanceNone
NillableTrue
AbstractTrue

Labels

TextLangRoleContainer role
Investment Secondary Categorization [Axis]en-UShttp://www.xbrl.org/2003/role/labelhttp://www.xbrl.org/2003/role/link

Related Child Concepts

NameRelation TypeRole
us-gaap:InvestmentsBySecondaryCategorizationDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/InvestmentHoldings
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-defaulthttp://fasb.org/us-gaap/role/disclosure/InvestmentHoldings
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-domainhttp://fasb.org/us-gaap/role/disclosure/InvestmentHoldings
us-gaap:InvestmentsBySecondaryCategorizationDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/InvestmentsSoldNotYetPurchased
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-defaulthttp://fasb.org/us-gaap/role/disclosure/InvestmentsSoldNotYetPurchasedInvestmentsSoldNotYetPurchasedTable
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-domainhttp://fasb.org/us-gaap/role/disclosure/InvestmentsSoldNotYetPurchasedInvestmentsSoldNotYetPurchasedTable
us-gaap:InvestmentsBySecondaryCategorizationDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-defaulthttp://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-domainhttp://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings
us-gaap:InvestmentsBySecondaryCategorizationDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/OpenOptionContractsWritten
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-defaulthttp://fasb.org/us-gaap/role/disclosure/OpenOptionContractsWritten
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-domainhttp://fasb.org/us-gaap/role/disclosure/OpenOptionContractsWritten
us-gaap:InvestmentsBySecondaryCategorizationDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/OtherThanSecuritiesInvestmentHoldings
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-defaulthttp://fasb.org/us-gaap/role/disclosure/OtherThanSecuritiesInvestmentHoldingsInvestmentHoldingsOtherThanSecuritiesTable
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-domainhttp://fasb.org/us-gaap/role/disclosure/OtherThanSecuritiesInvestmentHoldingsInvestmentHoldingsOtherThanSecuritiesTable
us-gaap:InvestmentsBySecondaryCategorizationDomain
parent-childhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-defaulthttp://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompanyInvestmentHoldingsTable
us-gaap:InvestmentsBySecondaryCategorizationDomain
dimension-domainhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompanyInvestmentHoldingsTable

Related Parent Concepts

NameRelation TypeRole
us-gaap:InvestmentHoldingsTable
parent-childhttp://fasb.org/us-gaap/role/disclosure/InvestmentHoldings
us-gaap:InvestmentHoldingsTable
hypercube-dimensionhttp://fasb.org/us-gaap/role/disclosure/InvestmentHoldings
us-gaap:InvestmentsSoldNotYetPurchasedTable
parent-childhttp://fasb.org/us-gaap/role/disclosure/InvestmentsSoldNotYetPurchased
us-gaap:InvestmentsSoldNotYetPurchasedTable
hypercube-dimensionhttp://fasb.org/us-gaap/role/disclosure/InvestmentsSoldNotYetPurchasedInvestmentsSoldNotYetPurchasedTable
us-gaap:SummaryOfInvestmentHoldingsTable
parent-childhttp://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings
us-gaap:SummaryOfInvestmentHoldingsTable
hypercube-dimensionhttp://fasb.org/us-gaap/role/disclosure/SummaryOfInvestmentHoldings
us-gaap:OpenOptionContractsWrittenTable
parent-childhttp://fasb.org/us-gaap/role/disclosure/OpenOptionContractsWritten
us-gaap:OpenOptionContractsWrittenTable
hypercube-dimensionhttp://fasb.org/us-gaap/role/disclosure/OpenOptionContractsWritten
us-gaap:InvestmentHoldingsOtherThanSecuritiesTable
parent-childhttp://fasb.org/us-gaap/role/disclosure/OtherThanSecuritiesInvestmentHoldings
us-gaap:InvestmentHoldingsOtherThanSecuritiesTable
hypercube-dimensionhttp://fasb.org/us-gaap/role/disclosure/OtherThanSecuritiesInvestmentHoldingsInvestmentHoldingsOtherThanSecuritiesTable
us-gaap:InvestmentHoldingsTable
parent-childhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany
us-gaap:InvestmentHoldingsTable
hypercube-dimensionhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompanyInvestmentHoldingsTable