Consolidated Balance Sheets (Parenthetical) - $ / shares	Aug. 03, 2019	Feb. 02, 2019	Aug. 04, 2018
Statement of Financial Position [Abstract]
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000	5,000,000
Preferred stock, par value ($ per share)	$ 1	$ 1	$ 1
Preferred stock, shares issued (in shares)	0	0	0
Common stock, shares authorized (in shares)	1,800,000,000	1,800,000,000	1,800,000,000
Common stock, par value ($ per share)	$ 1	$ 1	$ 1
Common stock, shares issued (in shares)	1,208,932,667	1,217,182,508	1,241,533,412
Common stock, shares outstanding (in shares)	1,208,932,667	1,217,182,508	1,241,533,412