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Organization - Additional Information (Detail)
 9 Months Ended
Sep. 30, 2021
CAD ($)
Account
shares
Organization Consolidation And Presentation Of Financial Statements [Abstract]  
Organization formation date Jun. 08, 2006
Initial deposits by sponsor, primary deposit account | $ $ 100
Common stock, shares authorized, unlimited [fixed list] Unlimited
Number of deposits accounts in which trust's assets primarily consist of Canadian Dollars | Account 2
Redemptions Capital Shares, Number of shares in each Block | shares 50,000