Annual report pursuant to Section 13 and 15(d)

Retirement Plans (Weighted Average Assumptions Used To Determine Net Periodic Pension Costs For The Pension Plan) (Details)

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Retirement Plans (Weighted Average Assumptions Used To Determine Net Periodic Pension Costs For The Pension Plan) (Details) (Pension Plan [Member])
12 Months Ended
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Pension Plan [Member]
     
Discount rate 5.40% 5.65% 7.45%
Expected long-term return on plan assets 8.00% 8.75% 8.75%
Rate of compensation increases 4.50% 4.50% 5.40%