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Statements of Changes in Shareholders' Equity - USD ($)
Total
Retained Earnings [Member]
Beginning of Year at Oct. 31, 2015   $ 0
Net Comprehensive Loss $ (826,488) (826,488)
Adjustment of redeemable capital Shares to redemption value   826,488
End of Year at Oct. 31, 2016   0
Net Comprehensive Loss (592,192) (592,192)
Adjustment of redeemable capital Shares to redemption value   592,192
End of Year at Oct. 31, 2017   0
Net Comprehensive Loss $ (704,433) (704,433)
Adjustment of redeemable capital Shares to redemption value   704,433
End of Year at Oct. 31, 2018   $ 0