cm:Concept: us-gaap:InvestmentCompanyInvestmentsAppreciationDeprecationGreaterThanFivePercentOfNetAssets
Investment Company, Investment Appreciation (Deprecation) Greater than Five Percent of Net Assets [true false] |
us-gaap:InvestmentCompanyInvestmentsAppreciationDeprecationGreaterThanFivePercentOfNetAssets |
Indicates (true false) whether appreciation (depreciation) on open futures contract of underlying constitutes more than five percent of net assets. |
cm:Concept |
Yes/No (xbrli:booleanItemType) |
For Period (duration) |
(no balance type) |
false |
us-gaap:InvestmentCompanyInvestmentsAppreciationDeprecationGreaterThanFivePercentOfNetAssets |