Financing (Detail Of Debt Repayments) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 01, 2014	Feb. 02, 2013	Jan. 28, 2012
Debt repaid	$ 124	$ 1,803	$ 454
5.90% Senior Notes Due 2016 [Member]
Extinguishment of debt	0	400	0
7.875% Senior Notes Due 2015 [Member]
Extinguishment of debt	0	205	0
7.45% Senior Debentures Due 2016 [Member]
Extinguishment of debt	0	64	0
7.5% Senior Debentures Due 2015 [Member]
Extinguishment of debt	0	31	0
7.625% Senior Debentures Due 2013 [Member]
Extinguishment of debt			0
7.625% Senior Debentures Due 2013 [Member]
Extinguishment of debt	109	0
5.35% Senior Notes Due 2012 [Member]
Extinguishment of debt	0	616	0
5.875% Senior Notes Due 2013 [Member]
Extinguishment of debt	0	298	0
8.0% Senior Debentures Due 2012 [Member]
Extinguishment of debt	0	173	0
6.625% Senior Notes Due 2011 [Member]
Extinguishment of debt	0	0	330
7.45% Senior Debentures Due 2011 [Member]
Extinguishment of debt	0	0	109
9.5% Amortizing Debentures Due 2021 [Member]
Extinguishment of debt	4	4	4
9.75% Amortizing Debentures Due 2021 [Member]
Extinguishment of debt	2	2	2
Capital Lease and Other Long-Term Obligations [Member]
Extinguishment of debt	$ 9	$ 10	$ 9