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Stock-Based Compensation, (Non-vested Stock Granted) (Details) (Non-vested Stock Options [Member], USD $)
3 Months Ended
May 04, 2013
Non-vested Stock Options [Member]
 
Non-vested Stock, Number of Shares [Roll Forward]  
Beginning Balance (in shares) 642,409
Granted (in shares) 255,120
Vested (in shares) (117,787)
Forfeited (in shares) (25,400)
Ending Balance (in shares) 754,342
Non-vested Stock, Weighted Average Grant Date Fair Value [Roll Forward]  
Beginning Balance (in dollars per share) $ 16.21
Granted (in dollars per share) $ 25.79
Vested (in dollars per share) $ 15.98
Forfeited (in dollars per share) $ 16.18
Ending Balance (in dollars per share) $ 19.49