Information Regarding Our Operations in Different Segments - Sales by Product Category, Net Sales (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016
Segment Reporting Information [Line Items]
Total gross sales	$ 273,549	$ 223,938	$ 503,421	$ 432,268
Less sales incentives	(3,387)	(3,635)	(6,705)	(7,390)
Net sales	270,162	220,303	496,716	424,878
Avocados [Member]
Segment Reporting Information [Line Items]
Total gross sales	142,924	108,197	247,643	203,421
Tomatoes [Member]
Segment Reporting Information [Line Items]
Total gross sales	10,994	15,765	16,152	31,794
Papayas [Member]
Segment Reporting Information [Line Items]
Total gross sales	1,955	2,226	4,319	4,441
Other fresh products [Member]
Segment Reporting Information [Line Items]
Total gross sales	6	299	101	418
Food service [Member]
Segment Reporting Information [Line Items]
Total gross sales	14,391	12,431	27,682	25,069
Retail and club [Member]
Segment Reporting Information [Line Items]
Total gross sales	103,279	85,020	207,524	167,125
Fresh products [Member]
Segment Reporting Information [Line Items]
Total gross sales	155,879	126,487	268,215	240,074
Less sales incentives	(256)	(498)	(533)	(939)
Net sales	155,623	125,989	267,682	239,135
Fresh products [Member] \| Avocados [Member]
Segment Reporting Information [Line Items]
Total gross sales	142,924	108,197	247,643	203,421
Fresh products [Member] \| Tomatoes [Member]
Segment Reporting Information [Line Items]
Total gross sales	10,994	15,765	16,152	31,794
Fresh products [Member] \| Papayas [Member]
Segment Reporting Information [Line Items]
Total gross sales	1,955	2,226	4,319	4,441
Fresh products [Member] \| Other fresh products [Member]
Segment Reporting Information [Line Items]
Total gross sales	6	299	101	418
Calavo Foods [Member]
Segment Reporting Information [Line Items]
Total gross sales	19,642	17,689	39,131	35,649
Less sales incentives	(2,805)	(2,336)	(5,506)	(4,808)
Net sales	16,837	15,353	33,625	30,841
Calavo Foods [Member] \| Food service [Member]
Segment Reporting Information [Line Items]
Total gross sales	14,391	12,431	27,682	25,069
Calavo Foods [Member] \| Retail and club [Member]
Segment Reporting Information [Line Items]
Total gross sales	5,251	5,258	11,449	10,580
RFG
Segment Reporting Information [Line Items]
Total gross sales	98,028	79,762	196,075	156,545
Less sales incentives	(326)	(801)	(666)	(1,643)
Net sales	97,702	78,961	195,409	154,902
RFG \| Retail and club [Member]
Segment Reporting Information [Line Items]
Total gross sales	$ 98,028	$ 79,762	$ 196,075	$ 156,545

Sales Incentives

No definition available.

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

- Definition

Aggregate revenue during the period from sale of goods in the normal course of business, before deducting returns, allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_SalesRevenueGoodsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_SalesRevenueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_ProductOrServiceAxis=cvgw_AvocadosMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ProductOrServiceAxis=cvgw_TomatoesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ProductOrServiceAxis=cvgw_PapayasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ProductOrServiceAxis=cvgw_OtherFreshProductsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ProductOrServiceAxis=cvgw_FoodServiceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ProductOrServiceAxis=cvgw_RetailAndClubMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=cvgw_FreshProductsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=cvgw_CalavoFoodsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=cvgw_RfgMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: