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Goodwill and Intangible Assets - Narrative (Details) - USD ($)	3 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Acquired Indefinite-lived Intangible Assets [Line Items]
Goodwill impairment loss	$ 0
Amortization expense	263,000	$ 285,000
Acquired water and mineral rights
Acquired Indefinite-lived Intangible Assets [Line Items]
Acquired water rights	$ 186,000

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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.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, from an acquisition.

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