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%