v2.4.0.6

Creation and Redemption of Creation Units - Additional Information (Detail) (USD $) | 3 Months Ended
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Mar. 31, 2013
Creation And Redemption Of Creation Units [Line Items] |
Creation Unit, block Shares of a Fund | 50,000
Fixed transaction fee per Creation Unit | $ 500
Variable transaction fee, percent of the value of the Creation Unit, maximum | 0.10%
Volatility Index Fund [Member] |
Creation And Redemption Of Creation Units [Line Items] |
Creation Unit, block Shares of a Fund | 25,000

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- Details
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- Definition Creation Unit, Block Shares of a Fund + References No definition available. + Details
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- Definition Fixed Transaction Fee per Creation Unit + References No definition available. + Details
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- Definition Variable Transaction Fee, Percent of the Value of the Creation Unit, Maximum + References No definition available. + Details
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