Revenue (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 29, 2022	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Net sales	$ 24,460	$ 17,346	$ 24,560
Contract with Customer, Liability, Current	$ 481	$ 616	$ 839	$ 856
Macy's sales to total Company sales	88.00%	89.00%	88.00%
Percentage of digital sales	35.00%	44.00%	25.00%
Contract with Customer, Refund Liability	$ 198	$ 159
Contract with Customer, Right to Recover Product	120	103
Breakage income related to changes in breakage rate estimates	26	30
Credit card revenues, net	832	751	$ 771
Amount Received Under Agreement	$ 950	$ 882	$ 985
Credit Card Intermediary [Member]
Agreement Renewal Option Number of Years	3 years

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