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Commitments and Contingencies - Narrative (Details) $ in Millions		3 Months Ended	12 Months Ended
	Jan. 29, 2016 USD ($)	Jul. 31, 2017 USD ($)	Oct. 31, 2017 USD ($)	Oct. 31, 2016 USD ($)	Oct. 31, 2015 USD ($)	Aug. 31, 2017 USD ($)	Jan. 28, 2016 USD ($)	Jul. 31, 2015 ft²	Oct. 31, 2014 USD ($)
Commitments And Contingencies [Line Items]
Total rent expense under operating lease			$ 6.0	$ 5.8	$ 4.4
Estimate of loss						$ 0.4
Selling, general and administrative [Member]
Commitments And Contingencies [Line Items]
Settlement expenses		$ 0.4
Indemnification Agreement
Commitments And Contingencies [Line Items]
Accrued liabilities			0.0
Texas [Member]
Commitments And Contingencies [Line Items]
Annual future lease rent renewed				0.7
Limoneira [Member]
Commitments And Contingencies [Line Items]
Total rent expense under operating lease			$ 0.3	$ 0.3	$ 0.3
Annual future lease rent renewed									$ 0.3
Green Cove LLC
Commitments And Contingencies [Line Items]
Area of facility (in sq. ft) | ft²								200,000
Bank of America [Member]
Commitments And Contingencies [Line Items]
Due from joint ventures, noncurrent							$ 4.5
Amount repaid from loan proceeds	$ 4.0

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