Goodwill and Other Intangible Assets Capitalized software in process (Details) - USD ($) $ in Millions	Feb. 03, 2018	Jan. 28, 2017
Acquired Finite-Lived Intangible Assets [Line Items]
Capitalized Computer Software, Gross	$ 1,364	$ 1,396
Computer Software, Intangible Asset [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Capitalized Computer Software, Gross	$ 82

Amount before accumulated amortization of capitalized costs for computer software, including but not limited to, acquired and internally developed computer software.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 985
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

Name:	us-gaap_CapitalizedComputerSoftwareGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant