XML 34 R3.htm IDEA: XBRL DOCUMENT v2.4.1.9
STATEMENTS OF FINANCIAL CONDITION (Parenthetical) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Investments in Affiliated Trading Companies:    
Total Investments in Affiliated Trading Companies, cost 10,908,721us-gaap_CostMethodInvestments 23,332,279us-gaap_CostMethodInvestments
Class A [Member]    
PARTNERS' CAPITAL    
PARTNERS' CAPITAL (in units) 9,712.725us-gaap_PartnersCapitalAccountUnits
/ us-gaap_CapitalUnitsByClassAxis
= us-gaap_CapitalUnitClassAMember		 16,259.279us-gaap_PartnersCapitalAccountUnits
/ us-gaap_CapitalUnitsByClassAxis
= us-gaap_CapitalUnitClassAMember
Class B [Member]    
PARTNERS' CAPITAL    
PARTNERS' CAPITAL (in units) 1,645.070us-gaap_PartnersCapitalAccountUnits
/ us-gaap_CapitalUnitsByClassAxis
= us-gaap_CapitalUnitClassBMember		 3,198.746us-gaap_PartnersCapitalAccountUnits
/ us-gaap_CapitalUnitsByClassAxis
= us-gaap_CapitalUnitClassBMember
Class C [Member]    
PARTNERS' CAPITAL    
PARTNERS' CAPITAL (in units) 2,039.850us-gaap_PartnersCapitalAccountUnits
/ us-gaap_CapitalUnitsByClassAxis
= mflv_CapitalUnitClassCMember		 4,166.314us-gaap_PartnersCapitalAccountUnits
/ us-gaap_CapitalUnitsByClassAxis
= mflv_CapitalUnitClassCMember
Class Z [Member]    
PARTNERS' CAPITAL    
PARTNERS' CAPITAL (in units) 145.959us-gaap_PartnersCapitalAccountUnits
/ us-gaap_CapitalUnitsByClassAxis
= mflv_CapitalUnitClassZMember		 405.437us-gaap_PartnersCapitalAccountUnits
/ us-gaap_CapitalUnitsByClassAxis
= mflv_CapitalUnitClassZMember