STOCK-BASED COMPENSATION - Expense And Exercises (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jul. 28, 2019	Jul. 29, 2018	Jul. 28, 2019	Jul. 29, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Stock-based compensation expense recognized	$ 3,200	$ 6,300	$ 16,700	$ 17,700
Stock-based compensation expense unrecognized	31,300		$ 31,300
Period for recognition of unrecognized stock-based compensation expense			2 years 9 months 18 days
Cash received from stock option exercises	$ 3,800	$ 10,700	$ 48,107	$ 40,732

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Unrecognized cost of unvested share-based compensation awards.

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement.

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