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Benefit Plans (Detail) - Schedule of Assumptions Used
12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Weighted-average assumptions used to determine benefit obligation:      
Discount rate 3.75% 4.00%  
Salary increase rate 4.00% 4.00%  
Measurement date Feb. 02, 2013 Jan. 28, 2012  
Weighted-average assumptions used to determine net periodic benefit cost:      
Discount rate 4.00% 4.00% 5.75%
Salary increase rate 4.00% 4.00% 4.00%