Fair Value Measurements (Tables)

6 Months Ended

Aug. 04, 2018

Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]

Fair Value of Assets Measured on a Recurring Basis

The following table shows the Company's financial assets that are required to be measured at fair value on a recurring basis, by level within the hierarchy as defined by applicable accounting standards:

	August 4, 2018								July 29, 2017
			Fair Value Measurements								Fair Value Measurements
	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(millions)
Marketable equity and debt securities	$	96	$	27	$	69	$	—	$	99	$	22	$	77	$	—

Estimated Fair Values of Company's Long Term Debt

The following table shows the estimated fair value of the Company's long-term debt, excluding capital leases and other obligations:

	August 4, 2018						July 29, 2017
	Notional Amount		Carrying Amount		Fair Value		Notional Amount		Carrying Amount		Fair Value
	(millions)
Long-term debt	$	5,423	$	5,447	$	5,314	$	6,209	$	6,274	$	6,217