Goodwill and Intangible Assets (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended
May 03, 2013	May 04, 2012
Amortization of intangible assets	$ 196	$ 110

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References+ Details