Supplemental Disclosure (Details 1) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Aug. 02, 2013	Aug. 03, 2012
Supplemental disclosures of cash flow information
Cash paid for interest, net of amount capitalized	$ 226	$ 207
Cash paid for income taxes, net	746	736
Non-cash investing and financing activities:
Non-cash property acquisitions, including assets acquired under capital lease	6	11
Cash dividends declared but not paid	$ 192	$ 184