Canadian Emergency Wage Subsidy - Schedule of Canadian Emergency Wage Subsidy (Details) - CEWS receivable $ in Thousands, $ in Millions	3 Months Ended			6 Months Ended
	May 01, 2021 CAD ($)	May 01, 2021 USD ($)	May 02, 2020 USD ($)	May 01, 2021 CAD ($)	May 01, 2021 USD ($)	May 02, 2020 USD ($)
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit	$ 51.1	$ 40,400	$ 0	$ 51.1	$ 40,400	$ 0
Product
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit		4,189	0		4,189	0
Service
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit		2,620	0		2,620	0
CEWS benefit in cost of goods sold
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit		6,809	0		6,809	0
Research and development
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit		28,923	0		28,923	0
Sales and marketing
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit		2,551	0		2,551	0
General and administrative
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit		2,161	0		2,161	0
CEWS benefit in operating expense
Unusual or Infrequent Item, or Both [Line Items]
Total CEWS benefit		$ 33,635	$ 0		$ 33,635	$ 0