2.4.0.80040 - Statement - FINANCIAL DATA HIGHLIGHTStruefalsefalse1false USDfalsefalse$D2013Q2http://www.sec.gov/CIK0001005177duration2013-04-01T00:00:002013-06-30T00:00:00PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDPerShareDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$2false USDfalsefalse$D2012Q2http://www.sec.gov/CIK0001005177duration2012-04-01T00:00:002012-06-30T00:00:00PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDPerShareDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$3false USDfalsefalse$D2013Q2YTDhttp://www.sec.gov/CIK0001005177duration2013-01-01T00:00:002013-06-30T00:00:00PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDPerShareDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$4false USDfalsefalse$D2012Q2YTDhttp://www.sec.gov/CIK0001005177duration2012-01-01T00:00:002012-06-30T00:00:00PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDPerShareDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$1true 3mltf_IncreaseDecreaseInNetAssetValuePerUnitRollForwardmltf_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Per Unit Operating Performance:2false 4mltf_NetAssetValuePerUnitmltf_falsenainstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabel1truefalsefalse171.8005171.8005USD$falsetruefalse2truefalsefalse181.1093181.1093USD$falsetruefalse3truefalsefalse168.5217168.5217USD$falsetruefalse4truefalsefalse183.3240183.3240USD$falsetruefalsenum:perShareItemTypedecimalThis element represents the net asset value per share which is equivalent in concept to member equity per share or partners capital per share.No definition available.false3Net asset value, beginning of period3false 4mltf_NetRealizedAndNetChangeInUnrealizedTradingProfitLossPerUnitmltf_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse-9.8104-9.8104USD$falsetruefalse2truefalsefalse-3.1757-3.1757USD$falsetruefalse3truefalsefalse-4.8196-4.8196USD$falsetruefalse4truefalsefalse-3.5487-3.5487USD$falsetruefalsenum:perShareItemTypedecimalThis element represents the impact of net realized and unrealized investment gain or loss on the calculation of net asset value per unit during the reporting period.No definition available.false3Net Realized and net unrealized change in trading profit (loss)4false 4mltf_ExpensesPerUnitmltf_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse-1.6833-1.6833[1]USD$falsetruefalse2truefalsefalse-1.8172-1.8172[1]USD$falsetruefalse3truefalsefalse-3.3953-3.3953[1]USD$falsetruefalse4truefalsefalse-3.6589-3.6589[1]USD$falsetruefalsenum:perShareItemTypedecimalThis element represents the impact of expenses like management fees, sponsor and advisory fees on the calculation of net asset value per unit during the reporting period.No definition available.false3Expenses5false 4mltf_NetAssetValuePerUnitmltf_falsenainstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse160.3068160.3068USD$falsetruefalse2truefalsefalse176.1164176.1164USD$falsetruefalse3truefalsefalse160.3068160.3068USD$falsetruefalse4truefalsefalse176.1164176.1164USD$falsetruefalsenum:perShareItemTypedecimalThis element represents the net asset value per share which is equivalent in concept to member equity per share or partners capital per share.No definition available.false3Net asset value, end of period6true 2mltf_TotalReturnsAbstractmltf_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Total Return:7false 3mltf_TotalReturnAfterPerformanceFeesPercentmltf_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse-0.0669-0.0669[2]falsefalsefalse2truetruefalse-0.0276-0.0276[2]falsefalsefalse3truetruefalse-0.0487-0.0487[2]falsefalsefalse4truetruefalse-0.0393-0.0393[2]falsefalsefalsenum:percentItemTypepureThis element represents total returns after performance fees calculated on the basis of compounded monthly returns and calculated for each class taken as a whole.No definition available.false0Total return (as a percent)8true 2mltf_RatiosToAverageMembersCapitalAbstractmltf_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Ratios to Average Net Assets:9false 3mltf_ExpensesIncludingPerformanceFeesToAverageMembersCapitalPercentmltf_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.00990.0099[1]falsefalsefalse2truetruefalse0.01000.0100[1]falsefalsefalse3truetruefalse0.02000.0200[1]falsefalsefalse4truetruefalse0.02000.0200[1]falsefalsefalsenum:percentItemTypepureThis element represents the ratio of expenses after including the impact of performance fees to average partnership capital.No definition available.false0Expenses (as a percent)10false 3mltf_NetInvestmentIncomeLossPerUnitPercentmltf_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse-0.0099-0.0099[1]falsefalsefalse2truetruefalse-0.0100-0.0100[1]falsefalsefalse3truetruefalse-0.0200-0.0200[1]falsefalsefalse4truetruefalse-0.0200-0.0200[1]falsefalsefalsenum:percentItemTypepureThis element represents the ratio of net investment income to average partnership capital captured as a percentage.No definition available.false0Net investment profit (loss) (as a percent)1The ratios do not reflect the proportionate share of income and expense of the Portfolio Funds.2The total return calculations are based on compounded monthly returns and is calculated for each class taken as a whole. An individual partners' return may vary from these returns based on timing of capital transactions.falseFINANCIAL DATA HIGHLIGHTS (USD $)UnKnownUnKnownNoRoundingUnKnowntruefalsefalseSheethttp://www.mltff.ml.com/role/StatementOfFinancialDataHighlights410