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v3.20.4

Basis of Presentation and Significant Accounting Policies - Property, Plant, and Equipment (Details) | 12 Months Ended
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Oct. 31, 2020
Minimum | Buildings and improvements |
Significant Accounting Policies [Line Items] |
Property, Plant and Equipment, Useful Life | 7 years
Minimum | Leasehold improvements [Member] |
Significant Accounting Policies [Line Items] |
Property, Plant and Equipment, Useful Life | 7 years
Minimum | Equipment |
Significant Accounting Policies [Line Items] |
Property, Plant and Equipment, Useful Life | 7 years
Minimum | Information systems - hardware and software [Member] |
Significant Accounting Policies [Line Items] |
Property, Plant and Equipment, Useful Life | 3 years
Maximum | Buildings and improvements |
Significant Accounting Policies [Line Items] |
Property, Plant and Equipment, Useful Life | 50 years
Maximum | Equipment |
Significant Accounting Policies [Line Items] |
Property, Plant and Equipment, Useful Life | 25 years
Maximum | Information systems - hardware and software [Member] |
Significant Accounting Policies [Line Items] |
Property, Plant and Equipment, Useful Life | 10 years

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- Definition Significant Accounting Policies [Line Items] + References No definition available. + Details
Name: | cvgw_SignificantAccountingPoliciesLineItems
Namespace Prefix: | cvgw_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingAndBuildingImprovementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LeaseholdImprovementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_EquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ComputerEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |