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CANADIAN EMERGENCY WAGE SUBSIDY - Narrative (Details) $ in Thousands, $ in Millions	3 Months Ended			9 Months Ended
	Jul. 31, 2021 CAD ($)	Jul. 31, 2021 USD ($)	Aug. 01, 2020 USD ($)	Jul. 31, 2021 CAD ($)	Jul. 31, 2021 USD ($)	Aug. 01, 2020 USD ($)	Jul. 31, 2021 USD ($)
Grants, Canada Emergency Wage Subsidy, 2020 Employee Wages
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	$ 1.1	$ 800		$ 43.9	$ 35,200
Canadian Emergency Wage Subsidy
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit		$ 836	$ 0	52.2	$ 41,280	$ 0
Amounts receivable from grant	$ 1.5			$ 1.5			$ 1,200

X

- Definition

Grant Subsidies to Offset Expenses

+ References

No definition available.

+ Details

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Balance Type:	credit
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- Definition

Carrying amount as of the balance sheet date of amounts due under the terms of governmental, corporate, or foundation grants.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.8)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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X

- 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.

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