Fair Value Measurements (Tables)

6 Months Ended

Jul. 29, 2017

Fair Value Disclosures [Abstract]

Financial Assets And Liabilities Measured At Fair Value On Recurring Basis

Financial assets and liabilities measured at fair value on a recurring basis and cash equivalents are as follows:

			Fair Value Measurements at Reporting Date Using
($ in millions)	July 29, 2017		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash equivalents	$	555	$	96	$	459	$	—
Derivative financial instruments	20		—		20		—
Deferred compensation plan assets	46		46		—		—
Total	$	621	$	142	$	479	$	—
Liabilities:
Derivative financial instruments	$	52	$	—	$	52	$	—
			Fair Value Measurements at Reporting Date Using
($ in millions)	January 28, 2017		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash equivalents	$	697	$	256	$	441	$	—
Derivative financial instruments	58		—		58		—
Deferred compensation plan assets	40		40		—		—
Total	$	795	$	296	$	499	$	—
Liabilities:
Derivative financial instruments	$	21	$	—	$	21	$	—
			Fair Value Measurements at Reporting Date Using
($ in millions)	July 30, 2016		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant  Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash equivalents	$	756	$	169	$	587	$	—
Derivative financial instruments	52		—		52		—
Deferred compensation plan assets	41		41		—		—
Total	$	849	$	210	$	639	$	—
Liabilities:
Derivative financial instruments	$	83	$	—	$	83	$	—