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Share Based Compensation (Tables)
 12 Months Ended
Jan. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Stock Option Activity
Below is a summary of stock option activity for Fiscal 2014:
 
Number of
Underlying
Shares
 
Weighted-
Average
Exercise Price
 
Aggregate
Intrinsic Value
 
Weighted-Average
Remaining
Contractual Life
Outstanding at February 1, 2014
532,400

 
$
65.37

 
 
 
 
Granted
—

 
—

 
 
 
 
Exercised
(7,500
)
 
33.74

 
 
 
 
Forfeited or expired
(196,800
)
 
67.79

 
 
 
 
Outstanding at January 31, 2015
328,100

 
$
64.64

 
$
310,100

 
2.6
Stock options exercisable at January 31, 2015
328,100

 
$
64.64

 
$
310,100

 
2.6
Schedule of Stock Appreciation Rights Activity
The following table summarizes stock appreciation rights activity for Fiscal 2014:
 
Number of
Underlying
Shares
 
Weighted-Average
Exercise Price
 
Aggregate
Intrinsic Value
 
Weighted-Average
Remaining
Contractual Life
Outstanding at February 1, 2014
8,982,959

 
$
40.76

 
 
 
 
Granted
512,216

 
36.31

 
 
 
 
Exercised
(92,475
)
 
26.92

 
 
 
 
Forfeited or expired
(449,025
)
 
48.03

 
 
 
 
Outstanding at January 31, 2015
8,953,675

 
$
40.28

 
$
5,099,000

 
2.6
Stock appreciation rights exercisable at January 31, 2015
8,152,634

 
$
40.17

 
$
5,099,000

 
2.0
Stock appreciation rights expected to become exercisable in the future as of January 31, 2015
739,920

 
$
41.69

 
$
—

 
8.6
Schedule of Weighted-Average Estimated Fair Value and Assumptions of Stock Appreciation Rights
The weighted-average assumptions used in the Black-Scholes option-pricing model for stock appreciation rights granted during Fiscal 2014, Fiscal 2013 and Fiscal 2012 were as follows:
 
Executive Officers
 
All Other Associates
 
2014
 
2013
 
2012
 
2014
 
2013
 
2012
Grant date market price
$
35.08

 
$
46.57

 
$
52.89

 
$
37.05

 
$
43.86

 
$
51.31

Exercise price
$
35.49

 
$
46.57

 
$
52.89

 
$
37.22

 
$
43.86

 
$
51.31

Fair value
$
12.85

 
$
20.34

 
$
23.53

 
$
12.92

 
$
16.17

 
$
21.90

Assumptions:
 
 
 
 
 
 
 
 
 
 
 
Price volatility
49
%
 
61
%
 
56
%
 
50
%
 
53
%
 
61
%
Expected term (years)
4.9

 
4.7

 
5.0

 
4.1

 
4.1

 
4.1

Risk-free interest rate
1.6
%
 
0.7
%
 
1.3
%
 
1.4
%
 
0.7
%
 
0.9
%
Dividend yield
2.0
%
 
1.8
%
 
1.1
%
 
1.9
%
 
1.8
%
 
1.2
%
Schedule of Restricted Stock Unit Activity
The following table summarizes the activity for restricted stock units for Fiscal 2014:
 
Service-based Restricted Stock Units
 
Performance-based Restricted Stock Units
 
Market-based Restricted Stock Units
 
Number of  Underlying
Shares
 
Weighted-Average Grant
Date Fair Value
 
Number of  Underlying
Shares
 
Weighted-Average Grant
Date Fair Value
 
Number of  Underlying
Shares
 
Weighted-Average Grant
Date Fair Value
Unvested at February 1, 2014
1,162,825

 
$
47.15

 
263,754

 
$
40.93

 
—

 
$
—

Granted
1,019,363

 
32.45

 
177,006

 
26.61

 
88,500

 
42.44

Adjustments for performance achievement relative to award target
—

 
—

 
(98,483
)
 
44.51

 
—

 
—

Vested
(355,796
)
 
48.00

 
(10,002
)
 
51.50

 
—

 
—

Forfeited
(260,120
)
 
44.59

 
(126,855
)
 
31.71

 
(52,126
)
 
44.05

Unvested at January 31, 2015
1,566,272

 
$
37.81

 
205,420

 
$
32.05

 
36,374

 
$
40.13
Market-based Restricted Stock Units (RSUs)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Weighted-Average Estimated Fair Value and Assumptions of Market-based Restricted Stock Units
The weighted-average assumptions for market-based restricted stock units used in the Monte Carlo simulations during Fiscal 2014 were as follows:
 
Fiscal 2014
Grant date market price
$
36.20

Fair value
$
40.42

Assumptions:
 
Price volatility
49
%
Expected term (years)
2.7

Risk-free interest rate
0.8
%
Dividend yield
2.2
%
Average volatility of peer companies
36.0
%
Average correlation coefficient of peer companies
0.3704