Revenue - Sales From Merchandise Category (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Aug. 03, 2024	Jul. 29, 2023	Aug. 03, 2024	Jul. 29, 2023
Disaggregation of Revenue [Line Items]
Net sales	$ 4,937	$ 5,130	$ 9,783	$ 10,112
Other Revenue	159	150	313	341
Total revenue	5,096	5,280	10,096	10,453
Women's Accessories, Shoes, Cosmetics and Fragrances
Disaggregation of Revenue [Line Items]
Net sales	1,990	2,050	4,060	4,075
Women's Apparel
Disaggregation of Revenue [Line Items]
Net sales	1,120	1,110	2,265	2,260
Men's and Kids'
Disaggregation of Revenue [Line Items]
Net sales	1,056	1,110	2,037	2,128
Home/Other
Disaggregation of Revenue [Line Items]
Net sales	771	860	1,421	1,649
Credit card revenues, net
Disaggregation of Revenue [Line Items]
Other Revenue	125	120	242	282
Macy's Media Network revenue, net
Disaggregation of Revenue [Line Items]
Other Revenue	$ 34	$ 30	$ 71	$ 59