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Derivative Instruments and Hedging Activities, Offsetting of Derivative Assets (Details) - USD ($)
$ in Thousands
Nov. 01, 2019
Aug. 02, 2019
Offsetting of derivative assets [Abstract]    
Estimated pre-tax portion of AOCL that is expected to be reclassified into earnings over the next twelve months $ 1,176  
Interest Rate Swaps [Member]    
Offsetting of derivative assets [Abstract]    
Gross asset amounts 189 $ 0
Liability amount offset 0 0
Net asset amount presented in the balance sheets 189 0
Reduction in fair value of interest rate swap assets and liabilities due to adjustment related to non-performance risk $ 297 $ 399