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Significant Accounting Policies - Narrative (Details) - USD ($)
$ in Thousands
Aug. 01, 2020
Nov. 03, 2019
Nov. 02, 2019
Aug. 03, 2019
Nov. 03, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Operating right-of-use assets $ 48,573 $ 53,334      
Operating lease liabilities 71,558 $ 76,000      
Restructuring reserve $ 1,663   $ 15,143 $ 3,891 $ 3,847
Consolidation of excess facilities and other restructuring activities          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Restructuring reserve     $ 11,100