Nature Of Operations And Summary Of Significant Accounting Policies (Activity In The Allowance Of Sales Returns, Net) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |||||||
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Jan. 28, 2012
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Jan. 29, 2011
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Jan. 30, 2010
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Nature Of Operations And Summary Of Significant Accounting Policies [Abstract] | ||||||||
Allowance at beginning of year | $ 85 | $ 76 | $ 70 | |||||
Additions | 1,411 | 1,180 | 1,030 | |||||
Returns, net | (1,393) | [1] | (1,171) | [1] | (1,024) | [1] | ||
Allowance at end of year | $ 103 | $ 85 | $ 76 | |||||
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