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Stock-Based Compensation - Stock Option Activity, Related to Incentive Plan (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	6 Months Ended
	Apr. 30, 2015
2005 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, Number of Shares, beginning balance	17us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Exercised, Number of Shares	(6)us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Outstanding, Number of Shares, ending balance	11us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Exercisable, Number of Shares	9us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Outstanding, Weighted-Average Exercise Price, beginning balance	$ 17.22us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Exercised, Weighted-Average Exercise Price	$ 16.00us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Outstanding, Weighted-Average Exercise Price, ending balance	$ 17.94us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Exercisable, Weighted-Average Exercise Price	$ 19.28us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Outstanding, Aggregate Intrinsic Value	$ 559us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
Exercisable, Aggregate Intrinsic Value	457us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 / us-gaap_PlanNameAxis = cvgw_TwoThousandFiveStockIncentivePlanMember
2011 Management Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, Number of Shares, beginning balance	20us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Exercised, Number of Shares	(6)us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Outstanding, Number of Shares, ending balance	14us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Exercisable, Number of Shares	4us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Outstanding, Weighted-Average Exercise Price, beginning balance	$ 22.64us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Exercised, Weighted-Average Exercise Price	$ 21.80us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Outstanding, Weighted-Average Exercise Price, ending balance	$ 23.00us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Exercisable, Weighted-Average Exercise Price	$ 23.48us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Outstanding, Aggregate Intrinsic Value	389us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember
Exercisable, Aggregate Intrinsic Value	$ 109us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 / us-gaap_PlanNameAxis = cvgw_TwoThousandAndElevenManagementIncentivePlanMember

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- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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Number of options outstanding, including both vested and non-vested options.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

+ References

No definition available.

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- Definition

Number of share options (or share units) exercised during the current period.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



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