STOCK-BASED COMPENSATION - RSU and PSU Activity (Details) - USD ($)	12 Months Ended
	Feb. 03, 2019	Feb. 04, 2018	Jan. 29, 2017
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
Non-vested activity [Roll Forward]
Other than options, non-vested number, beginning of period	197,000
Other than options, granted number	44,000
Other than options, change due to market condition achieved above target number	32,000
Other than options, vested number	78,000
Other than options, cancelled number	1,000
Other than options, non-vested number, end of period	194,000	197,000
Other than options, non-vested, weighted average grant date fair value, beginning of period	$ 93.97
Weighted average grant date fair value	159.53
Other than options, vested, weighted average grant date fair value	101.23
Other than options, change due to market condition achieved above target, weighted average grant date fair value	101.23
Other than options, cancelled, weighted average grant date fair value	143.65
Other than options, non-vested, weighted average grant date fair value, end of period	$ 106.76	$ 93.97
Other than options, granted, aggregate grant date fair value	$ 7,000,000	$ 7,000,000	$ 6,900,000
Other than options, vested, aggregate grant date fair value	4,600,000		3,000,000
Unrecognized pre-tax compensation expense	$ 3,800,000
Unrecognized pre-tax compensation expense, period for recognition (in years)	8 months 12 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	917,000
Other than options, granted number	339,000
Other than options, vested number	328,000
Other than options, cancelled number	81,000
Other than options, non-vested number, end of period	847,000	917,000
Other than options, non-vested, weighted average grant date fair value, beginning of period	$ 103.90
Weighted average grant date fair value	157.85
Other than options, vested, weighted average grant date fair value	107.10
Other than options, cancelled, weighted average grant date fair value	117.28
Other than options, non-vested, weighted average grant date fair value, end of period	$ 122.97	$ 103.90
Other than options, granted, aggregate grant date fair value	$ 53,500,000	$ 46,000,000	38,800,000
Other than options, vested, aggregate grant date fair value	35,100,000	$ 28,700,000	$ 17,300,000
Unrecognized pre-tax compensation expense	$ 61,600,000
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	7.09%	12.67%	12.99%
Weighted average risk-free interest rate	2.62%	1.49%	1.04%
Weighted average Company volatility	29.78%	31.29%	28.33%
Expected annual dividends per share	$ 0.15	$ 0.15	$ 0.15
Non-vested activity [Roll Forward]
Weighted average grant date fair value	$ 159.53	$ 96.81	$ 87.16