Net Sales by Brand and Region (Details) - USD ($) $ in Millions		3 Months Ended
		May 04, 2024	Apr. 29, 2023
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		$ 3,388	$ 3,276
Old Navy
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		1,916	1,828
Gap
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		689	692
Banana Republic [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		440	432
Athleta [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		329	321
Other entities [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[1]	14	3
U.S.
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[2]	2,989	2,841
U.S. | Old Navy
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[2]	1,761	1,659
U.S. | Gap
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[2]	513	496
U.S. | Banana Republic [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[2]	383	374
U.S. | Athleta [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[2]	318	309
U.S. | Other entities [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[1],[2]	14	3
Canada
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		258	252
Canada | Old Navy
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		146	145
Canada | Gap
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		66	61
Canada | Banana Republic [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		36	36
Canada | Athleta [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		10	10
Canada | Other entities [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[1]	0	0
Other Regions
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		141	183
Other Regions | Old Navy
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		9	24
Other Regions | Gap
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		110	135
Other Regions | Banana Republic [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		21	22
Other Regions | Athleta [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales		1	2
Other Regions | Other entities [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Sales	[1]	$ 0	$ 0

[1] Primarily consists of net sales from revenue-generating strategic initiatives.

[2] U.S. includes the United States and Puerto Rico.