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Related party transactions (Details) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Aug. 31, 2020 | Sep. 30, 2018 | Aug. 31, 2018 | Jan. 31, 2018 | Jul. 31, 2015 | Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2018 | Jul. 31, 2018 | Jan. 31, 2016
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Dividend income from Limoneira |  |  |  |  |  | $ 600 | $ 600 | $ 600 |  |
Investments in unconsolidated entities |  |  |  |  |  | 6,065 | 10,722 |  |  |
Amount loaned |  |  |  |  |  |  | 23,800 | 11,500 |  |
Infrastructure loan noncurrent |  |  |  |  |  | 1,215 | 1,800 |  |  |
Advances to suppliers |  |  |  |  |  | 5,061 | 7,338 |  |  |
Don Memo |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Debt amount |  |  |  |  |  |  |  |  |  | $ 4,500
Limoneira |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Dividend income from Limoneira |  |  |  |  |  | 500 | 500 | 400 |  |
Rent paid |  |  |  |  |  | $ 300 | 300 | 300 |  |
Limoneira | Maximum |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Non-equity method investment ownership (as a percent) |  |  |  |  |  | 10.00% |  |  |  |
Don Memo |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Purchases from related parties |  |  |  |  |  | $ 15,800 | 14,100 | 11,100 |  |
Due to Related Parties |  |  |  |  |  | 1,800 | 900 | 1,000 |  |
Investments in unconsolidated entities |  |  |  |  |  | $ 6,100 | 4,900 | 4,900 |  |
Ownership interest |  |  |  |  | 50.00% | 50.00% |  |  |  |
Payment to acquire unconsolidated entities |  | $ 100 |  |  | $ 2,000 |  |  | 100 |  |
Payment amount |  | 200 |  |  |  |  |  |  |  |
Amount loaned |  | $ 100 |  |  |  |  |  |  |  |
Advances to suppliers |  |  |  |  |  | $ 2,400 | 3,700 | 2,400 |  |
Director |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Purchases from related parties |  |  |  |  |  | 18,000 | 11,900 | 11,200 |  |
TroyGould PC |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Legal fees |  |  |  |  |  | 400 | 400 | 200 |  |
Agricola Belher |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Purchases from related parties |  |  |  |  |  | 26,900 | 19,500 | 14,100 |  |
Loan receivable fixed interest rate (as a percent) | 7.25% |  |  |  |  |  |  |  |  |
Amount loaned |  |  | $ 3,000 |  |  |  |  |  |  |
Infrastructure advance |  |  | 3,000 |  |  | 1,800 | 2,600 | 3,400 |  |
Advances to suppliers |  |  |  |  |  | 4,500 | 4,500 | 4,000 |  |
Annual repayment of advances | $ 900 |  | $ 600 |  |  |  |  |  |  |
Repayment term | 2 years |  |  |  |  |  |  |  |  |
Agricola Belher | LIBOR |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Advances variable interest rate (as a percent) |  |  | 10.00% |  |  |  |  |  | 3.00% |
Agricola Belher | Prepaid expenses and other current assets |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Infrastructure advance, current |  |  |  |  |  | 900 | 800 |  |  |
Agricola Belher | Other long-term assets |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Infrastructure loan noncurrent |  |  |  |  |  | 900 | 1,800 |  |  |
Avocados de Jalisco |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Purchases from related parties |  |  |  |  |  | $ 8,300 | 2,500 | $ 1,800 |  |
Noncash transfer of noncontrolling interest |  |  |  | $ 1,000 |  |  |  |  |  |
Avocados de Jalisco | Avocados de Jalisco |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Subsidiary ownership (as a percent) |  |  |  |  |  | 83.00% |  |  |  |
LIG |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Rent paid |  |  |  |  |  |  | 579 |  |  |
THNC |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |
Rent paid |  |  |  |  |  |  | $ 795 |  |  |

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