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STOCK-BASED COMPENSATION - STOCK OPTION ACTIVITY (Details) - USD ($)
6 Months Ended
Jul. 30, 2017
Jul. 31, 2016
Apr. 30, 2017
Equity Option [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 4 years    
Reduction in Number of Shares to Be Granted by Each Option Award 1    
Beginning vesting term one year after date of grant    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years    
Service-based stock option activity [Roll Forward]      
Service-based stock options, outstanding, beginning of period 1,466,000    
Service-based stock options, granted 142,000    
Service-based stock options, exercised 105,000    
Service-based stock options, cancelled 10,000    
Service-based stock options, outstanding, end of period 1,493,000    
Service-based stock options, exercisable 1,062,000    
Service-based stock options, outstanding, weighted average price per option, beginning of period $ 75.74    
Service-based stock options, granted, weighted average price per option 101.94    
Service-based stock options, exercised, weighted average price per option 66.49    
Service-based stock options, cancelled, weighted average price per option 108.23    
Service-based stock options, outstanding, weighted average price per option, end of period 78.67    
Service-based stock options, exercisable, weighted average price per option $ 68.51    
Black-Scholes-Merton Model [Member]      
Assumptions used to estimate fair value of service-based stock options [Abstract]      
Weighted average risk-free interest rate 2.10% 1.45%  
Weighted average expected term (in years) 6 years 3 months 6 years 3 months  
Weighted average Company volatility 29.46% 34.64%  
Expected annual dividends per share $ 0.15 $ 0.15  
Weighted average grant date fair value per option $ 33.50 $ 35.60  
Accounting Standards Update 2016-09 [Member] | Retained Earnings [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Cumulative Effect of New Accounting Principle in Period of Adoption $ (800,000)   $ (800,000)
Accounting Standards Update 2016-09 [Member] | Additional Paid-in Capital [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Cumulative Effect of New Accounting Principle in Period of Adoption 1,100,000   1,100,000
Accounting Standards Update 2016-09 [Member] | Other Assets [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Cumulative Effect of New Accounting Principle in Period of Adoption $ 300,000   $ 300,000