Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Stock Option Valuation) (Details)

v3.8.0.1
Stock-Based Compensation (Stock Option Valuation) (Details)
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term 3 years 7 months    
Weighted-average expected option term 4 years 7 months 4 years 8 months 4 years 7 months
Weighted-average expected volatility 57.90% 54.22% 51.46%
Weighted-average risk-free interest rate 2.02% 1.38% 1.50%
Weighted-average expected dividend yield (1) [1] 0.00% 0.00% 0.00%
Minimum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted-average expected dividend yield (1) 0.00% 0.00% 0.00%
Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted-average expected dividend yield (1) 0.00% 0.00% 0.00%
[1] Following the May 1, 2012 payment, we discontinued paying dividends.