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Organization and Description of the Trust - Additional Information (Detail)
 12 Months Ended
Oct. 31, 2016
AUD
Accounts
shares
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Organization formation date Jun. 08, 2006
Initial deposits by sponsor, primary deposit account | AUD AUD 100
Number of deposits accounts in which trust's assets primarily consist of Australian Dollars | Accounts 2
Redemptions capital shares, number of shares in each block | shares 50,000