Fair Value Measurements (Carrying Value And Fair Value Of Long-Term Debt, Disclosure) (Detail) - USD ($) $ in Millions		Nov. 02, 2019	Feb. 02, 2019	Nov. 03, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]
Principal Value		$ 5,458	$ 5,722	$ 5,722
Fair Value (a)	[1]	$ 5,156	$ 5,340	$ 5,301

[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.