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Redeemable Capital Shares - Schedule for Redeemable Capital Shares Activity (Detail) (USD $)	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Changes In Redeemable Capital Shares [Abstract]
Opening balance, Shares	1,500,000us-gaap_CommonStockSharesOutstanding	2,050,000us-gaap_CommonStockSharesOutstanding	1,850,000us-gaap_CommonStockSharesOutstanding
Shares issued, Shares	5,900,000us-gaap_StockIssuedDuringPeriodSharesIssuedForCash	6,800,000us-gaap_StockIssuedDuringPeriodSharesIssuedForCash	12,850,000us-gaap_StockIssuedDuringPeriodSharesIssuedForCash
Shares redeemed, Shares	(5,750,000)us-gaap_StockRedeemedOrCalledDuringPeriodShares	(7,350,000)us-gaap_StockRedeemedOrCalledDuringPeriodShares	(12,650,000)us-gaap_StockRedeemedOrCalledDuringPeriodShares
Adjustment to period Shares due to currency movement and other, Shares	0fxe_AdjustmentToPeriodSharesCurrencyMovementAndOtherAggregateShares	0fxe_AdjustmentToPeriodSharesCurrencyMovementAndOtherAggregateShares	0fxe_AdjustmentToPeriodSharesCurrencyMovementAndOtherAggregateShares
Ending balance, Shares	1,650,000us-gaap_CommonStockSharesOutstanding	1,500,000us-gaap_CommonStockSharesOutstanding	2,050,000us-gaap_CommonStockSharesOutstanding
Opening balance, Amount	$ 201,725,396us-gaap_CommonStockValue	$ 263,827,113us-gaap_CommonStockValue	$ 257,096,734us-gaap_CommonStockValue
Shares issued, Amount	785,537,645us-gaap_StockIssuedDuringPeriodValueIssuedForCash	888,213,089us-gaap_StockIssuedDuringPeriodValueIssuedForCash	1,652,638,909us-gaap_StockIssuedDuringPeriodValueIssuedForCash
Shares redeemed, Amount	(765,542,887)us-gaap_StockRedeemedOrCalledDuringPeriodValue	(960,031,281)us-gaap_StockRedeemedOrCalledDuringPeriodValue	(1,626,832,329)us-gaap_StockRedeemedOrCalledDuringPeriodValue
Adjustment to period Shares due to currency movement and other, Amount	(18,019,616)fxe_AdjustmentToPeriodSharesCurrencyMovementAndOtherAggregateValue	9,716,475fxe_AdjustmentToPeriodSharesCurrencyMovementAndOtherAggregateValue	(19,076,201)fxe_AdjustmentToPeriodSharesCurrencyMovementAndOtherAggregateValue
Ending balance, Amount	$ 203,700,538us-gaap_CommonStockValue	$ 201,725,396us-gaap_CommonStockValue	$ 263,827,113us-gaap_CommonStockValue

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- Definition

Adjustment to period shares currency movement and other aggregate shares.

+ References

No definition available.

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- Definition

Adjustment to period shares currency movement and other aggregate value.

+ References

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



Reference 2: http://www.xbrl.org/2003/role/presentationRef

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- Definition

Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

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Number of shares issued as consideration for cash for development stage entities.

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Value of shares issued as consideration for cash for development stage entities.

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Number of stock bought back by the entity at the exercise price or redemption price.

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Equity impact of the value of stock bought back by the entity at the exercise price or redemption price.

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