Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Common Stock) (Details)

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Stockholders' Equity (Common Stock) (Details)
In Millions, unless otherwise specified
Jan. 28, 2012
Stockholders Equity Disclosure [Abstract]  
Shares held in 401(k) plan, including ESOP 14
Percent of shares held in 401(k) plan, including ESOP 6.60%