CANADIAN EMERGENCY WAGE SUBSIDY - Schedule of Canadian Emergency Wage Subsidy (Details) - Canadian Emergency Wage Subsidy $ in Thousands, $ in Millions	3 Months Ended			6 Months Ended
	Apr. 30, 2022 USD ($)	May 01, 2021 CAD ($)	May 01, 2021 USD ($)	Apr. 30, 2022 USD ($)	May 01, 2021 CAD ($)	May 01, 2021 USD ($)
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	$ 0	$ 51.1	$ 40,444	$ 0	$ 51.1	$ 40,444
Product
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0		4,189	0		4,189
Service
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0		2,620	0		2,620
CEWS benefit in cost of goods sold
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0		6,809	0		6,809
Research and development
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0		28,923	0		28,923
Selling and marketing
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0		2,551	0		2,551
General and administrative
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	0		2,161	0		2,161
CEWS benefit in operating expense
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	$ 0		$ 33,635	$ 0		$ 33,635