Revenue Recognition Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction (Details) - USD ($) $ in Millions		Nov. 03, 2018	Aug. 04, 2018
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2018-05-05
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period			6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2018-11-04
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	[1]	$ 6
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2019-02-03
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	[1]	14
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2019-05-04
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period			1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-02-02
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	[1]	6
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-05-02
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period			1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-31
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	[1]	2
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-05-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period			1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-30
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	[1]	$ 1
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-04-30
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period

[1] (1)We have elected to exclude unsatisfied performance obligations from contract liability balances with a duration of one year or less. The estimated transaction price revenue disclosed above also does not include amounts of variable consideration attributable to contracts where the consideration is constrained at November 3, 2018. Further information about our forms of variable consideration is disclosed below.