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Debt (Narrative) (Short-Term Debt) (Details) - Revolving Credit Facility [Member] - USD ($)
Oct. 31, 2020
Feb. 01, 2020
Nov. 02, 2019
Line of Credit Facility [Line Items]      
Line of credit facility, maximum borrowing capacity $ 1,250,000,000    
Outstanding borrowings $ 0 $ 0 $ 0