STOCK-BASED COMPENSATION - RSU and PSU Activity (Details) - USD ($)	12 Months Ended
	Feb. 04, 2018	Jan. 29, 2017	Jan. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Reduction in Number of Shares Available to be Granted by Each RSU or PSU	2
Restricted Stock Units (RSUs) Granted Since 2016 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	4 years
Beginning vesting term, awards granted since 2016	one year after date of grant
Restricted Stock Units (RSUs) Non-Employee Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
First RSU Vesting Installments, Nonemployee Directors, Number of Yrs Following Grant Date	one year after date of grant
Performance Share Units (PSU) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	3 years	3 years	3 years
Non-vested activity [Roll Forward]
Other than options, non-vested number, beginning of period	125,000
Other than options, granted number	72,000
Other than options, vested number	0
Other than options, cancelled number	0
Other than options, non-vested number, end of period	197,000	125,000
Other than options, non-vested, weighted average grant date fair value, beginning of period	$ 92.32
Weighted average grant date fair value	96.81
Other than options, vested, weighted average grant date fair value	0.00
Other than options, cancelled, weighted average grant date fair value	0.00
Other than options, non-vested, weighted average grant date fair value, end of period	$ 93.97	$ 92.32
Other than options, granted, aggregate grant date fair value	$ 7,000,000	$ 6,900,000	$ 4,600,000
Other than options, vested, aggregate grant date fair value		$ 3,000,000	4,800,000
Unrecognized pre-tax compensation expense	$ 7,700,000
Unrecognized pre-tax compensation expense, period for recognition (in years)	1 year 9 months 18 days
Percentage of Final Number of Shares Based Upon the Company's Absolute Stock Price Growth	50.00%
Percent of Final Number of Shares Based Upon the Company's Total Shareholder Return	50.00%
Restricted Stock Units (RSUs) [Member]
Non-vested activity [Roll Forward]
Other than options, non-vested number, beginning of period	812,000
Other than options, granted number	445,000
Other than options, vested number	263,000
Other than options, cancelled number	77,000
Other than options, non-vested number, end of period	917,000	812,000
Other than options, non-vested, weighted average grant date fair value, beginning of period	$ 105.96
Weighted average grant date fair value	103.28
Other than options, vested, weighted average grant date fair value	109.04
Other than options, cancelled, weighted average grant date fair value	104.48
Other than options, non-vested, weighted average grant date fair value, end of period	$ 103.90	$ 105.96
Other than options, granted, aggregate grant date fair value	$ 46,000,000	$ 38,800,000	31,700,000
Other than options, vested, aggregate grant date fair value	28,700,000	$ 17,300,000	$ 18,100,000
Unrecognized pre-tax compensation expense	$ 54,700,000
Unrecognized pre-tax compensation expense, period for recognition (in years)	1 year 8 months 12 days
Restricted Stock Units (RSUs) Granted Prior to 2016 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	3 years
Beginning vesting term, awards granted prior to 2016	two years after date of grant
Restricted Stock Units (RSUs) Granted Prior to 2016 [Member] | First Annual Installment [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSU vesting, granted to employees in installments	25.00%
Restricted Stock Units (RSUs) Granted Prior to 2016 [Member] | Second Annual Installment [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSU vesting, granted to employees in installments	25.00%
Restricted Stock Units (RSUs) Granted Prior to 2016 [Member] | Third Annual Installment [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSU vesting, granted to employees in installments	50.00%
Monte Carlo model [Member] | Performance Share Units (PSU) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restriction of Liquidity Discount	12.67%	12.99%
Risk-free interest rate	1.49%	1.04%	0.90%
Weighted average company volatility	31.29%	28.33%	29.10%
Expected annual dividends per share	$ 0.15	$ 0.15	$ 0.15
Non-vested activity [Roll Forward]
Weighted average grant date fair value	$ 96.81	$ 87.16	$ 101.23