Derivative Instruments (Details) - USD ($) $ in Millions		Jul. 29, 2017	Jan. 28, 2017	Jul. 30, 2016
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset		$ 16	$ 15	$ 28
Derivative Liability, Fair Value, Gross Liability		15	3	5
Notional Amount		1,253	998	994
Net Investment Hedging [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	[1]	0	2	1
Derivative Liability, Fair Value, Gross Liability	[1]	13	2	5
Notional Amount		205	205	203
Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	[2]	16	13	27
Derivative Liability, Fair Value, Gross Liability	[2]	0	0	0
Notional Amount		1,000	750	750
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	[1]	0	0	0
Derivative Liability, Fair Value, Gross Liability	[1]	2	1	0
Notional Amount		$ 48	$ 43	$ 41

[1] The fair value is recorded in Other current assets or Accrued liabilities

[2] The fair value is recorded in Other assets or Long-term liabilities.