Basis of Presentation (Details) | 3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Oct. 29, 2011
weeks | Oct. 30, 2010
weeks | Oct. 29, 2011
weeks | Oct. 30, 2010
weeks | |
| Basis of Presentation Disclosure [Abstract] | ||||
| Number of Weeks in Current Quarter (in weeks) | 13 | 13 | ||
| Number of Weeks Year To Date (in weeks) | 39 | 39 | ||