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STOCK-BASED COMPENSATION - Stock Option Activity (Details) - USD ($)
3 Months Ended
May 06, 2018
Apr. 30, 2017
Equity Option [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Reduction in Number of Shares to Be Granted by Each Option Award 1  
Vesting period (in years) 4 years  
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 921,000  
Service-based stock options, granted 86,000  
Service-based stock options, exercised 132,000  
Service-based stock options, cancelled 3,000  
Service-based stock options, outstanding, end of period 872,000  
Service-based stock options, exercisable 526,000  
Service-based stock options, outstanding, weighted average price per option, beginning of period $ 102.18  
Service-based stock options, granted, weighted average price per option 158.53  
Service-based stock options, exercised, weighted average price per option 100.76  
Service-based stock options, cancelled, weighted average price per option 101.33  
Service-based stock options, outstanding, weighted average price per option, end of period 107.95  
Service-based stock options, exercisable, weighted average price per option $ 102.69  
Black-Scholes-Merton Model [Member]    
Assumptions used to estimate fair value of service-based stock options [Abstract]    
Weighted average risk-free interest rate 2.78% 2.10%
Weighted average expected term (in years) 6 years 3 months 6 years 3 months
Weighted average Company volatility 26.92% 29.46%
Expected annual dividends per share $ 0.15 $ 0.15
Weighted average grant date fair value per option $ 51.66 $ 33.50