STOCK OPTION PLANS (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended		9 Months Ended
	Jan. 31, 2015	Nov. 07, 2015	Nov. 08, 2014	Nov. 07, 2015	Nov. 08, 2014
STOCK OPTION PLANS
Share-based employee compensation		$ 35	$ 39	$ 130	$ 115
Stock options
Stock Options Plans
Stock options, expiration period from date of grant				10 years
Shares subject to option
Outstanding at the beginning of the period (in shares)				40.8
Granted (in shares)				3.3
Exercised (in shares)				(7.0)
Canceled or Expired (in shares)				(0.3)
Outstanding at the end of the period (in shares)	40.8	36.8		36.8
Weighted-average exercise price
Outstanding at the beginning of the period (in dollars per share)				$ 15.56
Granted (in dollars per share)				38.32
Exercised (in dollars per share)				13.49
Canceled or Expired (in dollars per share)				19.76
Outstanding at the end of the period (in dollars per share)	$ 15.56	$ 17.97		17.97
Weighted-average grant-date fair value
Weighted-average grant date fair value of stock options granted in period (in dollars per share)				$ 9.76	$ 5.98
Weighted average assumptions for grants awarded to option holders
Risk-free interest rate	2.06%			2.12%
Expected dividend yield	1.51%			1.20%
Expected volatility	25.29%			24.07%
Expected term	6 years 7 months 6 days			7 years 2 months 12 days
Stock options | Minimum
Stock Options Plans
Vesting period from date of grant				1 year
Stock options | Maximum
Stock Options Plans
Vesting period from date of grant				5 years
Restricted stock
Restricted shares outstanding
Outstanding at the beginning of the period (in shares)				10.2
Granted (in shares)				3.2
Vested (in shares)				(5.0)
Forfeited (in shares)				(0.4)
Outstanding at the end of the period (in shares)	10.2	8.0		8.0
Weighted-average grant-date fair value
Outstanding at the beginning of the period (in dollars per share)				$ 21.04
Granted (in dollars per share)				38.30
Vested (in dollars per share)				21.48
Forfeited (in dollars per share)				22.53
Outstanding at the end of the period (in dollars per share)	$ 21.04	$ 27.61		$ 27.61
Restricted stock | Minimum
Stock Options Plans
Vesting period from date of grant				1 year
Restricted stock | Maximum
Stock Options Plans
Vesting period from date of grant				5 years