Quarterly report pursuant to sections 13 or 15(d)

Share-Based Compensation Plans (Details)

v2.4.0.8
Share-Based Compensation Plans (Details) (USD $)
In Millions, except Share data, unless otherwise specified
3 Months Ended
May 03, 2014
May 04, 2013
Share-Based Compensation Plans    
Share-based compensation expense $ 4.0 $ 4.5
Non-Vested Deferred Stock Units and Restricted Stock Shares
   
Unrecognized compensation cost    
Unrecognized compensation cost $ 16.4  
Compensation recognition period 1 year 3 months 18 days  
DSUs | Minimum
   
Weighted-Average Grant-Date Fair Value    
Vesting period 1 year  
DSUs | Maximum
   
Weighted-Average Grant-Date Fair Value    
Vesting period 3 years  
DSUs | Time-Based
   
Shares    
Non-Vested at the beginning of the period (in shares) 573,042  
Granted (in shares) 217,385  
Vested (in shares) (360,899)  
Forfeited (in shares) (18,069)  
Non-Vested at the end of the period (in shares) 411,459  
Weighted-Average Grant-Date Fair Value    
Balance at the beginning of the period (in dollars per share) $ 32.95  
Granted (in dollars per share) $ 47.26  
Vested (in dollars per share) $ 33.19  
Forfeited (in dollars per share) $ 34.99  
Balance at the end of the period (in dollars per share) $ 40.21  
Shares relinquished for tax withholding 119,468  
DSUs | Time-Based | Awards granted prior to April 3, 2013
   
Shares    
Non-Vested at the end of the period (in shares) 89,471  
DSUs | Performance-Based
   
Shares    
Non-Vested at the beginning of the period (in shares) 82,558  
Granted (in shares) 18,789  
Vested (in shares) (1,134)  
Non-Vested at the end of the period (in shares) 100,213  
Weighted-Average Grant-Date Fair Value    
Balance at the beginning of the period (in dollars per share) $ 33.09  
Granted (in dollars per share) $ 47.26  
Vested (in dollars per share) $ 33.09  
Balance at the end of the period (in dollars per share) $ 35.75  
DSUs | Performance-Based | 2014
   
Weighted-Average Grant-Date Fair Value    
Number of shares of common stock received for each performance share 1  
Vesting period 1 year  
Period after which unvested awards will lapse 1 year  
DSUs | Performance-Based | 2013
   
Weighted-Average Grant-Date Fair Value    
Number of shares of common stock received for each performance share 1  
Vesting percentage of awards in tranches 33.00%  
Vesting period 3 years  
Restricted Stock
   
Shares    
Non-Vested at the beginning of the period (in shares) 80,919  
Granted (in shares) 4,184  
Vested (in shares) (23,788)  
Non-Vested at the end of the period (in shares) 61,315  
Weighted-Average Grant-Date Fair Value    
Balance at the beginning of the period (in dollars per share) $ 31.36  
Granted (in dollars per share) $ 47.81  
Vested (in dollars per share) $ 28.91  
Balance at the end of the period (in dollars per share) $ 33.44