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Noncontrolling Interest - Reconciles Shareholders' Equity Attributable to Noncontrolling Interest (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Apr. 30, 2014
Apr. 30, 2014
Apr. 30, 2015
Jan. 31, 2015
Oct. 31, 2014
Noncontrolling Interest [Line Items]          
Net loss attributable to noncontrolling interest $ (298)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest $ (446)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest      
Salsa Lisa noncontrolling interest [Member]          
Noncontrolling Interest [Line Items]          
Noncontrolling interest, beginning (69)us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
(57)us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
270us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
270us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
270us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
Net loss attributable to noncontrolling interest (35)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
(47)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
     
Noncontrolling interest, ending (104)us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
(104)us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
270us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
270us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
270us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_SalsaLisaNoncontrollingInterestMember
FreshRealm noncontrolling interest [Member]          
Noncontrolling Interest [Line Items]          
Noncontrolling interest, beginning (316)us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_FreshRealmNoncontrollingInterestMember
(180)us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_FreshRealmNoncontrollingInterestMember
     
Net loss attributable to noncontrolling interest (263)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ dei_LegalEntityAxis
= cvgw_FreshRealmNoncontrollingInterestMember
(399)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ dei_LegalEntityAxis
= cvgw_FreshRealmNoncontrollingInterestMember
     
Noncontrolling interest, ending $ (579)us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_FreshRealmNoncontrollingInterestMember
$ (579)us-gaap_MinorityInterest
/ dei_LegalEntityAxis
= cvgw_FreshRealmNoncontrollingInterestMember