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Related-Party Transactions (Details) $ in Thousands		1 Months Ended		2 Months Ended	3 Months Ended						9 Months Ended		12 Months Ended	21 Months Ended
Related-Party Transactions (Details) $ in Thousands	Jul. 31, 2018 USD ($)	Dec. 15, 2018	Jan. 31, 2018 USD ($) director	Jan. 31, 2019	Jul. 31, 2019 USD ($)	Apr. 30, 2019 USD ($)	Jan. 31, 2019 USD ($)	Oct. 31, 2018 USD ($)	Jul. 31, 2018 USD ($)	Apr. 30, 2018 USD ($) director	Jul. 31, 2019 USD ($) director item	Jul. 31, 2018 USD ($)	Oct. 31, 2018 USD ($)	Jul. 31, 2019 USD ($)	Dec. 31, 2017 USD ($)	Oct. 31, 2017 USD ($)
Related Party Transaction [Line Items]
Investment in unconsolidated entities					$ 12,860			$ 24,805			$ 12,860		$ 24,805	$ 12,860
Advances to suppliers					5,140			5,555			5,140		5,555	5,140
Related party advance, noncurrent					1,800			2,600			1,800		2,600	1,800
Additional loan											20,100	$ 2,500
Notes receivable from FreshRealm					30,743						30,743			30,743
Prepaid expenses and other current assets					7,248			16,727			7,248		16,727	7,248
Noncash transfer of noncontrolling interest												1,001
Additional investment in unconsolidated entities												3,500
FreshRealm [Member]
Related Party Transaction [Line Items]
Investment in unconsolidated entities					8,000			19,900			8,000		19,900	8,000
Notes receivable from FreshRealm					$ 30,700			9,000			$ 30,700		9,000	$ 30,700
Prepaid expenses and other current assets								9,000					9,000
Loan receivable interest rate (as a percent)					10.00%						10.00%			10.00%
Interest receivable					$ 1,600						$ 1,600			$ 1,600
Additional investment in unconsolidated entities	$ 3,500
Subscription agreements issued to third-party investors	3,500
Number of officers \| item											3
Number of board of directors \| director											5
Loans to FreshRealm members					200			300			$ 200		$ 300	200
Revenue from related parties					$ 200				$ 100		$ 400	200
FreshRealm [Member] \| FreshRealm [Member]
Related Party Transaction [Line Items]
VIE ownership (as a percent)		100.00%		37.00%	37.00%						37.00%		37.00%
FreshRealm [Member] \| Chairman and Chief Executive Officer [Member]
Related Party Transaction [Line Items]
Investment in unconsolidated entities															$ 1,500	$ 7,000
FreshRealm [Member] \| Non Executive Directors [Member]
Related Party Transaction [Line Items]
Investment in unconsolidated entities			$ 1,800
Additional investment in unconsolidated entities										$ 1,200
Number of board of directors \| director			1							2
FreshRealm [Member] \| RFG [Member]
Related Party Transaction [Line Items]
Revenue from related parties					$ 100				3,600			7,400
FreshRealm [Member] \| NMUPA
Related Party Transaction [Line Items]
Additional loan							$ 3,000	9,000
Loan receivable commitment	$ 12,000
FreshRealm [Member] \| $7.5 million Note
Related Party Transaction [Line Items]
Additional loan							$ 7,500
FreshRealm [Member] \| Unsecured Notes Receivable
Related Party Transaction [Line Items]
Additional loan					5,400	$ 4,200
Directors
Related Party Transaction [Line Items]
Purchases from related parties					10,000				9,200		$ 11,700	11,200
Accounts payable to related parties					3,400						3,400			3,400
Limoneira
Related Party Transaction [Line Items]
Dividend income from Limoneira					100				100					$ 300
Rent paid					$ 100				100		$ 200	200
Limoneira \| Maximum [Member]
Related Party Transaction [Line Items]
Non-equity method investment ownership (as a percent)					10.00%						10.00%			10.00%
TroyGould PC
Related Party Transaction [Line Items]
Legal fees					$ 200				100		$ 300	100
Agricola Don Memo
Related Party Transaction [Line Items]
Purchases from related parties					4,800						10,700	7,200	$ 3,400
Investment in unconsolidated entities					$ 4,800			4,900			$ 4,800		4,900	$ 4,800
Ownership interest					50.00%						50.00%			50.00%
Advances to suppliers								2,500					2,500
Agricola Belher
Related Party Transaction [Line Items]
Purchases from related parties					$ 1,900				1,500		$ 19,600	14,100
Advances to suppliers					2,500			2,500			2,500		2,500	$ 2,500
Related party advance					2,600			2,600			2,600		2,600	2,600
Related party advance, current					800			800			800		800	800
Related party advance, noncurrent					1,800			1,800			1,800		1,800	1,800
Avocados de Jalisco
Related Party Transaction [Line Items]
Purchases from related parties					4,500				900		8,100	1,100
Advances to suppliers					$ 200			$ 200			$ 200		$ 200	$ 200
Noncash transfer of noncontrolling interest			$ 1,000									1,001
Avocados de Jalisco \| Avocados de Jalisco
Related Party Transaction [Line Items]
Subsidiary ownership (as a percent)					83.00%						83.00%			83.00%
LIG [Member]
Related Party Transaction [Line Items]
Rent paid					$ 177				139		$ 438	417
THNC [Member]
Related Party Transaction [Line Items]
Rent paid					$ 198				$ 199		$ 595	$ 597