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CANADIAN EMERGENCY WAGE SUBSIDY (Tables)
9 Months Ended
Jul. 31, 2021
Unusual or Infrequent Items, or Both [Abstract]  
Schedule of Canadian Emergency Wage Subsidy
The following table summarizes CEWS for the periods indicated (in thousands):

Quarter EndedNine Months Ended
 July 31,August 1,July 31,August 1,
 2021202020212020
Product$94 $— $4,283 $— 
Service47 — 2,667 — 
CEWS benefit in cost of goods sold141 — 6,950 — 
Research and development596 — 29,519 — 
Sales and marketing53 — 2,604 — 
General and administrative46 — 2,207 — 
CEWS benefit in operating expense695 — 34,330 — 
Total CEWS benefit$836 $— $41,280 $—