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Stock-based Compensation (Fair Value Assumptions and Methodology) (Details) - $ / shares
12 Months Ended
Jan. 31, 2021
Feb. 02, 2020
Feb. 03, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Per share weighted average fair value $ 36.77 $ 27.33 $ 32.28
Risk-free interest rate 0.60% 2.20% 2.70%
Assumed volatility 29.90% 19.80% 21.30%
Assumed dividend yield 3.10% 2.90% 2.30%
Assumed lives of options 6 years 5 years 5 years