Fair Values of U.S. Pension Plan Assets (Detail) (USD $) In Millions, unless otherwise specified	Jan. 31, 2015		Feb. 01, 2014
Other
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	$ 2	[1]	$ 0	[1],[2]
Cash and Cash Equivalents
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	1		0	[2]
Equity Securities | U.S. Large Cap
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	102	[3]	101	[2],[3]
Equity Securities | U.S. Mid Cap
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	31	[3]	30	[2],[3]
Equity Securities | International Equity Securities
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	71	[4]	67	[2],[4]
Equity Securities | Corporate Stock
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	21	[5]	15	[2],[5]
Fixed-income securities | Long Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	254	[6]	236	[2],[6]
Fixed-income securities | Intermediate Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	110	[7]	105	[2],[7]
Other types of investments | Real Estate Securities
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	20	[8]	20	[2],[8]
Other types of investments | Insurance Contracts
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	1		1	[2]
U.S. Qualified Pension Plan
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	613		575	[2]
Level 1 | Other
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[1]
Level 1 | Cash and Cash Equivalents
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0
Level 1 | Equity Securities | U.S. Large Cap
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[3]
Level 1 | Equity Securities | U.S. Mid Cap
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[3]
Level 1 | Equity Securities | International Equity Securities
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[4]
Level 1 | Equity Securities | Corporate Stock
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	21	[5]
Level 1 | Fixed-income securities | Long Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[6]
Level 1 | Fixed-income securities | Intermediate Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[7]
Level 1 | Other types of investments | Real Estate Securities
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[8]
Level 1 | Other types of investments | Insurance Contracts
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0
Level 1 | U.S. Qualified Pension Plan
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	21
Level 2 | Other
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	2	[1]
Level 2 | Cash and Cash Equivalents
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	1
Level 2 | Equity Securities | U.S. Large Cap
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	102	[3]
Level 2 | Equity Securities | U.S. Mid Cap
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	31	[3]
Level 2 | Equity Securities | International Equity Securities
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	71	[4]
Level 2 | Equity Securities | Corporate Stock
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[5]
Level 2 | Fixed-income securities | Long Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	254	[6]
Level 2 | Fixed-income securities | Intermediate Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	110	[7]
Level 2 | Other types of investments | Real Estate Securities
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	20	[8]
Level 2 | Other types of investments | Insurance Contracts
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	1
Level 2 | U.S. Qualified Pension Plan
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	592
Level 3 | Other
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[1]
Level 3 | Cash and Cash Equivalents
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0
Level 3 | Equity Securities | U.S. Large Cap
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[3]
Level 3 | Equity Securities | U.S. Mid Cap
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[3]
Level 3 | Equity Securities | International Equity Securities
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[4]
Level 3 | Equity Securities | Corporate Stock
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[5]
Level 3 | Fixed-income securities | Long Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[6]
Level 3 | Fixed-income securities | Intermediate Duration Corporate and Government Bonds
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[7]
Level 3 | Other types of investments | Real Estate Securities
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0	[8]
Level 3 | Other types of investments | Insurance Contracts
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	0
Level 3 | U.S. Qualified Pension Plan
Schedule of Pension and Other Postretirement Plan Assets by Fair Value [Line Items]
Fair value of plan assets	$ 0

[1] This category consists primarily of cash related to net pending trade purchases and sales.

[2] Each category of plan assets is classified within the same level of the fair value hierarchy for 2014 and 2013.

[3] 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.

[4] 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.

[5] This category consists of the Company’s common stock. The increase from the prior year is due to price appreciation No additional stock was contributed during the year.

[6] 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.

[7] This category consists of two fixed-income funds that invests primarily in intermediate duration bonds, as well as a combination of other funds, that together are designed to exceed the performance of related indices.

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