SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accounting Changes and Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands	Jul. 26, 2020	Oct. 28, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use assets	$ 55,761
Lease liabilities	$ 57,802
ASU 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use assets		$ 112,700
Lease liabilities		$ 114,100