Fair Value Measurements (Carrying Value And Fair Value Of Long-Term Debt, Disclosure) (Detail) - USD ($) $ in Millions		May 02, 2020	Feb. 01, 2020	May 04, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]
Principal Value		$ 5,458	$ 5,458	$ 5,722
Fair Value (a)	[1]	$ 4,151	$ 5,555	$ 5,486

[1] (a) The estimated fair value of the Company’s publicly traded debt is based on reported transaction prices, which are considered Level 2 inputs in accordance with ASC 820, Fair Value Measurement. The estimates presented are not necessarily indicative of the amounts that the Company could realize in a current market exchange.