Leases (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Leases [Line Items]
Lease expiration date	various dates through 2080
Charges not included in rent expense	$ 69	$ 65	$ 60
Nordstrom Store Leases [Member]
Leases [Line Items]
Non-cancelable lease terms (in years)	15 to 30 years
Nordstrom Rack Leases [Member]
Leases [Line Items]
Non-cancelable lease terms (in years)	10 to 15 years