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Fair Value Measurements - Additional Information (Detail) (USD $)	6 Months Ended
	Apr. 30, 2015
Debt Instrument Fair Value Carrying Value [Abstract]
Business acquisition contingent consideration expense	$ 0cvgw_BusinessCombinationContingentConsiderationExpense
Business acquisition contingent consideration expense in future period	$ 0us-gaap_BusinessCombinationAcquisitionRelatedCosts

X

- Definition

Business Combination Contingent Consideration Expense

+ References

No definition available.

+ Details

Name:	cvgw_BusinessCombinationContingentConsiderationExpense
Namespace Prefix:	cvgw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	cvgw_DebtInstrumentFairValueCarryingValueAbstract
Namespace Prefix:	cvgw_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 25

-Paragraph 23

-URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e1043-128460

+ Details

Name:	us-gaap_BusinessCombinationAcquisitionRelatedCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration