Share-Based Compensation (Information about Stock Options Outstanding and Exercisable) (Details) - $ / shares shares in Thousands	3 Months Ended
	May 05, 2018	Feb. 03, 2018
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Number of Shares	3,091	2,739
Options outstanding, weighted-average remaining contractual life	6 years 8 months 12 days
Options Outstanding, Weighted-Average Exercise Price	$ 51.58	$ 52.45
Options Exercisable, Number of Shares	2,174
Options Exercisable, Weighted-Average Exercise Price	$ 48.91
$9.85 to $18.84 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower Limit	9.85
Range of Exercise Prices, Upper Limit	$ 18.84
Options Outstanding, Number of Shares	267
Options outstanding, weighted-average remaining contractual life	2 years 3 months 18 days
Options Outstanding, Weighted-Average Exercise Price	$ 16.39
Options Exercisable, Number of Shares	267
Options Exercisable, Weighted-Average Exercise Price	$ 16.39
$24.75 to $34.75 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower Limit	24.75
Range of Exercise Prices, Upper Limit	$ 34.75
Options Outstanding, Number of Shares	457
Options outstanding, weighted-average remaining contractual life	4 years 3 months 18 days
Options Outstanding, Weighted-Average Exercise Price	$ 32.33
Options Exercisable, Number of Shares	419
Options Exercisable, Weighted-Average Exercise Price	$ 32.10
$44.78 to $45.75 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower Limit	44.78
Range of Exercise Prices, Upper Limit	$ 45.75
Options Outstanding, Number of Shares	708
Options outstanding, weighted-average remaining contractual life	7 years 10 months 24 days
Options Outstanding, Weighted-Average Exercise Price	$ 44.93
Options Exercisable, Number of Shares	339
Options Exercisable, Weighted-Average Exercise Price	$ 45.08
$46.64 to $62.11 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower Limit	46.64
Range of Exercise Prices, Upper Limit	$ 62.11
Options Outstanding, Number of Shares	699
Options outstanding, weighted-average remaining contractual life	6 years 4 months 24 days
Options Outstanding, Weighted-Average Exercise Price	$ 61.00
Options Exercisable, Number of Shares	674
Options Exercisable, Weighted-Average Exercise Price	$ 61.35
$63.79 to $73.21 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower Limit	63.79
Range of Exercise Prices, Upper Limit	$ 73.21
Options Outstanding, Number of Shares	960
Options outstanding, weighted-average remaining contractual life	8 years 3 months 18 days
Options Outstanding, Weighted-Average Exercise Price	$ 68.60
Options Exercisable, Number of Shares	475
Options Exercisable, Weighted-Average Exercise Price	$ 67.12