Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	May 01, 2021	May 02, 2020
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)	$ 103	$ (3,581)
Amortization of net actuarial loss and prior service credit on post employment and postretirement benefit plans included in net income, before tax	10	12
Tax effect related to items of other comprehensive income	(2)	(3)
Total other comprehensive income, net of tax effect	8	9
Comprehensive income (loss)	$ 111	$ (3,572)