 | us-gaap:UndistributedEarnings | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:StockRepurchasedDuringPeriodValue | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:StockIssuedDuringPeriodValueNewIssues | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:StockIssuedDuringPeriodValueDividendReinvestmentPlan | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountContributions | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountDistributions | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountDeferredCompensation | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountUnitBasedCompensation | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountTreasuryUnitsPurchases | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountTreasuryUnitsReissued | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountSaleOfUnits | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountRedemptions | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountExchangesAndConversions | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:PartnersCapitalAccountAcquisitions | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:InvestmentCompanyDividendDistribution | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:InvestmentCompanyTaxReturnOfCapitalDistribution | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |
 | us-gaap:InvestmentCompanyNetAssetsFromOperationsIncreaseDecrease | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInvestmentCompany |