 | us-gaap:CapitalUnits | parent-child | http://fasb.org/us-gaap/role/disclosure/Equity |
 | us-gaap:CapitalUnitsAuthorized | parent-child | http://fasb.org/us-gaap/role/disclosure/Equity |
 | us-gaap:CapitalUnitsOutstanding | parent-child | http://fasb.org/us-gaap/role/disclosure/Equity |
 | us-gaap:CapitalUnitsTotalCostToInvestors | parent-child | http://fasb.org/us-gaap/role/disclosure/Equity |
 | us-gaap:CapitalUnitsAdjustmentForMarketChanges | parent-child | http://fasb.org/us-gaap/role/disclosure/Equity |
 | us-gaap:CapitalUnitsDeductionsFromTotalCostToInvestors | parent-child | http://fasb.org/us-gaap/role/disclosure/Equity |
 | us-gaap:CapitalUnitsDeductionsFromTotalCostToInvestorsExplanation | parent-child | http://fasb.org/us-gaap/role/disclosure/Equity |
 | us-gaap:CapitalUnitsNetAmount | parent-child | http://fasb.org/us-gaap/role/disclosure/Equity |
 | us-gaap:ScheduleOfCapitalUnitsTable | all | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |
 | us-gaap:CapitalUnits | domain-member | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |
 | us-gaap:CapitalUnitsAuthorized | domain-member | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |
 | us-gaap:CapitalUnitsOutstanding | domain-member | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |
 | us-gaap:CapitalUnitsTotalCostToInvestors | domain-member | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |
 | us-gaap:CapitalUnitsAdjustmentForMarketChanges | domain-member | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |
 | us-gaap:CapitalUnitsDeductionsFromTotalCostToInvestors | domain-member | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |
 | us-gaap:CapitalUnitsDeductionsFromTotalCostToInvestorsExplanation | domain-member | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |
 | us-gaap:CapitalUnitsNetAmount | domain-member | http://fasb.org/us-gaap/role/disclosure/EquityScheduleOfCapitalUnitsTable |