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Statements of Financial Condition (Parenthetical) - $ / shares
Jul. 31, 2015
[1]
Oct. 31, 2014
Statement of Financial Position [Abstract]    
Redeemable Capital Shares, no par value $ 0 $ 0
Redeemable Capital Shares, shares authorized 26,500,000 26,500,000
Redeemable Capital Shares, shares issued 2,850,000 2,850,000
Redeemable Capital Shares, shares outstanding 2,850,000 2,850,000
[1] (Unaudited)