Fair Values of U.S. Pension Plan Assets (Detail) (U.S. Qualified Pension Plan, USD $) In Millions, unless otherwise specified	Feb. 02, 2013		Jan. 28, 2012
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	$ 585		$ 546	[1]
Cash and Cash Equivalents
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	4		13	[1]
Equity Securities | U S Large Cap
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	123	[2]	120	[1],[2]
Equity Securities | U S Mid Cap
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	37	[2]	42	[1],[2]
Equity Securities | International Equity Securities
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	80	[3]	72	[1],[3]
Equity Securities | Corporate Stock
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	14	[4]	11	[1],[4]
Fixed-income securities | Long Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	231	[5]	221	[1],[5]
Fixed-income securities | Intermediate Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	72	[6]	58	[1],[6]
Other types of investments | Real Estate Investment trust
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets			8	[1],[7]
Other types of investments | Real Estate Securities
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	23	[8]
Other types of investments | Insurance Contracts
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	1		1	[1]
Level 1
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	14
Level 1 | Equity Securities | Corporate Stock
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	14	[4]
Level 2
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	571
Level 2 | Cash and Cash Equivalents
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	4
Level 2 | Equity Securities | U S Large Cap
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	123	[2]
Level 2 | Equity Securities | U S Mid Cap
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	37	[2]
Level 2 | Equity Securities | International Equity Securities
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	80	[3]
Level 2 | Fixed-income securities | Long Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	231	[5]
Level 2 | Fixed-income securities | Intermediate Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	72	[6]
Level 2 | Other types of investments | Real Estate Securities
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	23	[8]
Level 2 | Other types of investments | Insurance Contracts
Schedule of Pension and Other Postretirment Plan Assets by Fair Value [Line Items]
Fair value of plan assets	$ 1

[1] Each category of plan assets is classified within the same level of the fair value hierarchy for 2012 and 2011.

[2] These categories consist of various managed funds that invest primarily in common stocks, as well as other equity securities and a combination of other funds.

[3] This category comprises three managed funds that invest primarily in international common stocks, as well as other equity securities and a combination of other funds.

[4] This category consists of the Company's common stock.

[5] This category consists of various fixed-income funds that invest primarily in long-term bonds, as well as a combination of other funds, that together are designed to exceed the performance of related long-term market indices.

[6] This category consists of a fixed-income fund that invests primarily in intermediate duration bonds, as well as a combination of other funds, that together are designed to track the performance of the Barclays Capital U.S. Intermediate Credit Index.

[7] This category in 2011 consisted of two real estate properties which were subsequently sold to a wholly owned subsidiary of the Company, during 2012.

[8] This category in 2012 consists of one fund that invests in global real estate securities.