Share-Based Compensation (Stock Appreciation Rights Activity) (Details) - Stock Appreciation Rights	6 Months Ended
	Jul. 29, 2017 USD ($) $ / shares shares
Stock Appreciation Rights Activity, Number of Underlying Shares
Number of Underlying Shares, Beginning Balance at January 28, 2017 | shares	4,079,050
Number of Underlying Shares, Granted | shares	0
Number of Underlying Shares, Exercised | shares	0
Number of Underlying Shares, Forfeited | shares	(945,276)
Number of Underlying Shares, Ending Balance at July 29, 2017 | shares	3,133,774
Number of Underlying shares, Stock appreciation rights exercisable | shares	2,857,250
Number of Underlying Shares, Stock appreciation rights expected to become exercisable | shares	240,735
Stock Appreciation Rights, Weighted-Average Exercise Price
Weighted-Average Grant Date Fair Value, Beginning Balance at January 28, 2017 | $ / shares	$ 47.49
Weighted-Average Exercise Price, Granted | $ / shares	0.00
Weighted-Average Exercise Price, Exercised | $ / shares	0.00
Weighted-Average Exercise Price, Forfeited or expired | $ / shares	43.28
Weighted-Average Grant Date Fair Value, Ending Balance at July 29, 2017 | $ / shares	48.89
Weighted-Average Exercise Price, Stock appreciation rights exercisable | $ / shares	51.14
Weighted-Average Exercise Price, Stock appreciation rights expected to become exercisable | $ / shares	$ 25.68
Aggregate Intrinsic Value, Outstanding | $	$ 0
Aggregate Intrinsic Value, Stock appreciation rights exercisable | $	0
Aggregate Intrinsic Value, Stock appreciation rights expected to become exercisable | $	$ 0
Weighted-Average Remaining Contractual Life, Outstanding	2 years 6 months 6 days
Weighted-Average Remaining Contractual Life, Stock appreciation rights exercisable	2 years 13 days
Weighted Average Remaining Contractual Life, Stock appreciation rights expected to become exercisable	7 years 5 months 28 days