Segment Information - Net Sales by Brand and Region (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	May 03, 2014		May 04, 2013
Segment Reporting Information [Line Items]
Net sales	$ 3,774		$ 3,729
Percentage of Net Sales	100.00%		100.00%
Sales growth (decline)	1.00%		7.00%
Franchise
Segment Reporting Information [Line Items]
Net sales	98		78
Online [Member]
Segment Reporting Information [Line Items]
Net sales	575		509
U.S.
Segment Reporting Information [Line Items]
Net sales	2,910	[1]	2,931	[1]
Percentage of Net Sales	77.00%	[1]	79.00%	[1]
Canada
Segment Reporting Information [Line Items]
Net sales	235		245
Percentage of Net Sales	6.00%		7.00%
Europe
Segment Reporting Information [Line Items]
Net sales	224		198
Percentage of Net Sales	6.00%		5.00%
Asia
Segment Reporting Information [Line Items]
Net sales	351		313
Percentage of Net Sales	10.00%		8.00%
Other Regions
Segment Reporting Information [Line Items]
Net sales	54		42
Percentage of Net Sales	1.00%		1.00%
Gap
Segment Reporting Information [Line Items]
Net sales	1,441		1,464
Sales growth (decline)	(2.00%)		6.00%
Gap | U.S.
Segment Reporting Information [Line Items]
Net sales	828	[1]	896	[1]
Gap | Canada
Segment Reporting Information [Line Items]
Net sales	80		86
Gap | Europe
Segment Reporting Information [Line Items]
Net sales	201		180
Gap | Asia
Segment Reporting Information [Line Items]
Net sales	286		266
Gap | Other Regions
Segment Reporting Information [Line Items]
Net sales	46		36
Old Navy
Segment Reporting Information [Line Items]
Net sales	1,481		1,459
Sales growth (decline)	2.00%		6.00%
Old Navy | U.S.
Segment Reporting Information [Line Items]
Net sales	1,352	[1]	1,344	[1]
Old Navy | Canada
Segment Reporting Information [Line Items]
Net sales	101		105
Old Navy | Europe
Segment Reporting Information [Line Items]
Net sales	0		0
Old Navy | Asia
Segment Reporting Information [Line Items]
Net sales	28		10
Old Navy | Other Regions
Segment Reporting Information [Line Items]
Net sales	0		0
Banana Republic
Segment Reporting Information [Line Items]
Net sales	669		658
Sales growth (decline)	2.00%		4.00%
Banana Republic | U.S.
Segment Reporting Information [Line Items]
Net sales	548	[1]	544	[1]
Banana Republic | Canada
Segment Reporting Information [Line Items]
Net sales	53		53
Banana Republic | Europe
Segment Reporting Information [Line Items]
Net sales	23		18
Banana Republic | Asia
Segment Reporting Information [Line Items]
Net sales	37		37
Banana Republic | Other Regions
Segment Reporting Information [Line Items]
Net sales	8		6
Other
Segment Reporting Information [Line Items]
Net sales	183	[2]	148	[2]
Sales growth (decline)	24.00%	[2]	66.00%	[2]
Other | U.S.
Segment Reporting Information [Line Items]
Net sales	182	[1],[2]	147	[1],[2]
Other | Canada
Segment Reporting Information [Line Items]
Net sales	1	[2]	1	[2]
Other | Europe
Segment Reporting Information [Line Items]
Net sales	0	[2]	0	[2]
Other | Asia
Segment Reporting Information [Line Items]
Net sales	0	[2]	0	[2]
Other | Other Regions
Segment Reporting Information [Line Items]
Net sales	$ 0	[2]	$ 0	[2]

[1] U.S. includes the United States, Puerto Rico, and Guam.

[2] Includes Piperlime, Athleta, and Intermix.