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SHARE-BASED COMPENSATION (RSUs Assumptions) (Details) - Market-based Restricted Stock Units (RSUs) [Member]
12 Months Ended
Jan. 30, 2016
$ / shares
Jan. 31, 2015
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value (in dollars per share) $ 19.04  
Market Vesting Conditions [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Grant date market price (in dollars per share) 22.46 $ 36.20
Fair value (in dollars per share) $ 19.04 $ 40.42
Price volatility 45.00% 49.00%
Expected term (years) 2 years 9 months 2 years 8 months
Risk-free interest rate 0.90% 0.80%
Dividend yield 3.50% 2.20%
Average volatility of peer companies 34.00% 36.00%
Average correlation coefficient of peer companies 0.3288 0.3704