XML 20 R29.htm IDEA: XBRL DOCUMENT v3.2.0.727
STOCK-BASED COMPENSATION (Details 1) - $ / shares
3 Months Ended 6 Months Ended
Aug. 01, 2015
Aug. 02, 2014
Aug. 01, 2015
Aug. 02, 2014
Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]        
Expected volatility 30.20% 36.60% 30.20% 36.70%
Risk-free interest rate 1.90% 1.80% 1.70% 1.80%
Expected option life (in years) 5 years 10 months 2 days 5 years 10 months 2 days 5 years 10 months 2 days 5 years 10 months 2 days
Expected dividend yield 1.72% 1.55% 1.59% 1.55%
Weighted average fair value at grant date $ 4.95 $ 5.40 $ 4.63 $ 5.39
ESPP [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]        
Expected volatility 30.90% 32.50% 31.80% 36.80%
Risk-free interest rate 0.30% 0.20% 0.30% 0.20%
Expected option life (in years) 6 months 6 months 4 months 17 days 4 months 17 days
Expected dividend yield 0.76% 0.90% 0.57% 0.68%
Weighted average fair value at grant date $ 3.92 $ 4.31 $ 3.74 $ 4.23