COMPANY- SPONSORED BENEFIT PLANS (Details 6) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Roll-Forwards of assets measured at fair value using Level 3 inputs
Contribution to employee 401(k) retirement savings accounts	$ 130	$ 119	$ 115
Cost of other defined contribution plans	6	7	8
Significant Unobservable Inputs (Level 3)
Roll-Forwards of assets measured at fair value using Level 3 inputs
Fair value of plan assets at end of fiscal year	819	792
Hedge Funds | Significant Unobservable Inputs (Level 3)
Roll-Forwards of assets measured at fair value using Level 3 inputs
Fair value of plan assets at beginning of fiscal year	580	455
Contributions into Fund	6	80
Unrealized gains (losses)	7	(45)
Fair value of plan assets at end of fiscal year	579	580
Private Equity | Significant Unobservable Inputs (Level 3)
Roll-Forwards of assets measured at fair value using Level 3 inputs
Fair value of plan assets at beginning of fiscal year	150	128
Contributions into Fund	27	20
Realized gains (losses)	18	7
Unrealized gains (losses)	3	18
Distributions	(45)	(20)
Other	6	(3)
Fair value of plan assets at end of fiscal year	159	150
Real Estate | Significant Unobservable Inputs (Level 3)
Roll-Forwards of assets measured at fair value using Level 3 inputs
Fair value of plan assets at beginning of fiscal year	62	49
Contributions into Fund	17	12
Realized gains (losses)	3	1
Unrealized gains (losses)	8	4
Distributions	(10)	(4)
Other	1
Fair value of plan assets at end of fiscal year	$ 81	$ 62