CANADIAN EMERGENCY WAGE SUBSIDY - Schedule of Canadian Emergency Wage Subsidy (Details) - Canadian Emergency Wage Subsidy $ in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Jul. 30, 2022 USD ($)	Jul. 31, 2021 USD ($)	Jul. 30, 2022 USD ($)	Jul. 31, 2021 CAD ($)	Jul. 31, 2021 USD ($)
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	$ 0	$ 836	$ 0	$ 52.2	$ 41,280
Product
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0	94	0		4,283
Service
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0	47	0		2,667
CEWS benefit in cost of goods sold
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0	141	0		6,950
Research and development
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0	596	0		29,519
Sales and marketing
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0	53	0		2,604
General and administrative
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0	46	0		2,207
CEWS benefit in operating expense
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	$ 0	$ 695	$ 0		$ 34,330