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Information Regarding Our Operations in Different Segments - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended			6 Months Ended
	Jan. 31, 2015 Segment	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Segment Reporting Information [Line Items]
Number of reportable segments	3us-gaap_NumberOfReportableSegments
Fresh products [Member] | Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Inter-segment sales and cost of sales eliminated		$ 9.3cvgw_SalesCostOfSales / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = cvgw_FreshProductsMember	$ 8.6cvgw_SalesCostOfSales / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = cvgw_FreshProductsMember	$ 19.1cvgw_SalesCostOfSales / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = cvgw_FreshProductsMember	$ 17.6cvgw_SalesCostOfSales / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = cvgw_FreshProductsMember
Calavo Foods [Member]
Segment Reporting Information [Line Items]
Inter-segment sales and cost of sales eliminated		$ 3.8cvgw_InterSegmentSalesAndCostOfSalesEliminatedInConsolidation / us-gaap_StatementBusinessSegmentsAxis = cvgw_CalavoFoodsMember	$ 3.9cvgw_InterSegmentSalesAndCostOfSalesEliminatedInConsolidation / us-gaap_StatementBusinessSegmentsAxis = cvgw_CalavoFoodsMember	$ 7.5cvgw_InterSegmentSalesAndCostOfSalesEliminatedInConsolidation / us-gaap_StatementBusinessSegmentsAxis = cvgw_CalavoFoodsMember	$ 7.6cvgw_InterSegmentSalesAndCostOfSalesEliminatedInConsolidation / us-gaap_StatementBusinessSegmentsAxis = cvgw_CalavoFoodsMember

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- Definition

Inter Segment Sales And Cost Of Sales Eliminated In Consolidation

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- Definition

Sales Cost Of Sales

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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