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STOCK-BASED COMPENSATION - Expense and Exercises (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Apr. 26, 2020
Apr. 28, 2019
Apr. 26, 2020
Apr. 28, 2019
Share-based Payment Arrangement [Abstract]        
Stock-based compensation expense recognized $ 6,200 $ 5,600 $ 15,500 $ 13,500
Stock-based compensation expense unrecognized 31,200   $ 31,200  
Period for recognition of unrecognized stock-based compensation expense     2 years 4 months 24 days  
Cash received from stock option exercises $ 28,000 $ 28,300 $ 64,372 $ 44,277