Share-Based Compensation (Share Repurchase Program) (Details) - USD ($)	2 Months Ended	12 Months Ended
	Mar. 19, 2020	Feb. 01, 2020	Feb. 02, 2019	May 05, 2018
Equity, Class of Treasury Stock [Line Items]
Stock Repurchase Program, Authorized Amount				$ 100,000,000
Stock Repurchased and Retired During Period, Shares		337,552	21,810
Stock Repurchased and Retired During Period, Value		$ 36,885,000	$ 2,000,000.0
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased		$ 109.27	$ 91.07
Subsequent Event [Member]
Equity, Class of Treasury Stock [Line Items]
Stock Repurchased and Retired During Period, Shares	137,023
Stock Repurchased and Retired During Period, Value	$ 12,700,000
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased	$ 92.42