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Share-Based Compensation (Tables)
 3 Months Ended
May 02, 2015
Schedule of Stock Option Activity
Below is a summary of stock option activity for the thirteen weeks ended May 2, 2015:
 
Number of
Underlying
Shares
 
Weighted-Average
Exercise Price
 
Aggregate
Intrinsic Value
 
Weighted-Average
Remaining
Contractual Life
Outstanding at January 31, 2015
328,100

 
$
64.64

 
 
 
 
Granted
—

 
—

 
 
 
 
Exercised
—

 
—

 
 
 
 
Forfeited or expired
(10,500
)
 
73.48

 
 
 
 
Outstanding at May 2, 2015
317,600

 
$
64.35

 
$
124,200

 
2.4
Stock options exercisable at May 2, 2015
317,600

 
$
64.35

 
$
124,200

 
2.4
Schedule of Stock Appreciation Rights Activity
The following table summarizes stock appreciation rights activity for the thirteen weeks ended May 2, 2015:
 
Number of
Underlying
Shares
 
Weighted-Average
Exercise Price
 
Aggregate
Intrinsic Value
 
Weighted-Average
Remaining
Contractual Life
Outstanding at January 31, 2015
8,953,675

 
$
40.28

 
 
 
 
Granted
639,808

 
22.44

 
 
 
 
Exercised
—

 
—

 
 
 
 
Forfeited or expired
(53,500
)
 
44.82

 
 
 
 
Outstanding at May 2, 2015
9,539,983

 
$
39.06

 
$
1,099,816

 
2.9
Stock appreciation rights exercisable at May 2, 2015
8,330,684

 
$
40.34

 
$
1,056,000

 
1.9
Stock appreciation rights expected to become exercisable in the future as of May 2, 2015
1,056,983

 
$
30.25

 
$
36,574

 
9.3
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 the thirteen weeks ended ended May 2, 2015 and May 3, 2014, were as follows:
 
Executive Officers
 
All Other Associates
 
May 2, 2015
 
May 3, 2014
 
May 2, 2015
 
May 3, 2014
Grant date market price
$
22.46

 
$
38.50

 
$
22.42

 
$
38.63

Exercise price
$
22.46

 
$
39.64

 
$
22.42

 
$
38.84

Fair value
$
9.11

 
$
14.40

 
$
8.00

 
$
13.58

Assumptions:
 
 
 
 
 
 
 
Price volatility
49
%
 
50
%
 
49
%
 
50
%
Expected term (years)
6.1

 
4.9

 
4.4

 
4.1

Risk-free interest rate
1.5
%
 
1.8
%
 
1.2
%
 
1.4
%
Dividend yield
1.7
%
 
1.9
%
 
1.7
%
 
1.9
%
Schedule of Restricted Stock Unit Activity
The following table summarizes activity for restricted stock units for the thirteen weeks ended May 2, 2015:
 
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 January 31, 2015
1,566,272

 
$
37.81

 
205,420

 
$
32.05

 
36,374

 
$
40.13

Granted (1)
669,727

 
20.57

 
113,331

 
20.10

 
113,337

 
19.04

Adjustments for performance achievement
—

 
—

 
(28,250
)
 
36.14

 
—

 
—

Vested
(274,231
)
 
47.38

 
(48,668
)
 
38.24

 
—

 
—

Forfeited
(55,265
)
 
38.47

 
(4,875
)
 
36.21

 
—

 
—

Unvested at May 2, 2015
1,906,503

 
$
30.36

 
236,958

 
$
24.49

 
149,711

 
$
24.16



(1)
Includes 226,668 shares at 100% of their target vesting amount related to grants of restricted stock units with performance vesting conditions.
Market-based restricted stock units [Member]  
Schedule of Weighted-Average Estimated Fair Value and Assumptions of Restricted Stock Units with Market Vesting Conditions
The weighted-average assumptions used for market-based restricted stock units used in the Monte Carlo simulation during the thirteen weeks ended May 2, 2015 and May 3, 2014 were as follows:
 
May 2, 2015
 
May 3, 2014
Grant date market price
$
22.46

 
$
38.50

Fair value
$
19.04

 
$
46.86

Assumptions:
 
 
 
Price volatility
45
%
 
50
%
Expected term (years)
2.8

 
2.8

Risk-free interest rate
0.9
%
 
0.8
%
Dividend yield
3.5
%
 
2.1
%
Average volatility of peer companies
34.0
%
 
37.3
%
Average correlation coefficient of peer companies
0.3288

 
0.3786