Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
Apr. 30, 2015	Apr. 30, 2014
Cash flows from operating activities
Cash paid for expenses	$ (198,753)us-gaap_PaymentsForOperatingActivities	$ (343,684)us-gaap_PaymentsForOperatingActivities
Net cash used in operating activities	(198,753)	(343,684)
Cash flows from financing activities
Cash received to purchase redeemable shares	278,402,153	162,107,203
Cash paid to redeem redeemable shares	(266,091,486)	(195,387,786)
Net cash provided by/(used in) financing activities	12,310,667	(33,280,583)
Adjustment to period cash flows due to currency movement	(5,303,021)	(5,805,583)
Increase/(Decrease) in cash	6,808,893	(39,429,850)
Cash at beginning of period	82,529,967	144,517,524
Cash at end of period	89,338,860	105,087,674
Reconciliation of net loss to net cash used in operating activities
Net Loss	(198,334)us-gaap_NetIncomeLoss	(329,548)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash used in operating activities:
Currency translation adjustment	1,799	2,168
Accrued sponsor fee	25,720fxy_AccruedSponsorFee	37,370fxy_AccruedSponsorFee
Prior period accrued sponsor fee	(27,938)fxy_PriorPeriodAccruedSponsorFee	(53,674)fxy_PriorPeriodAccruedSponsorFee
Net cash used in operating activities	$ (198,753)	$ (343,684)

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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