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SHARE-BASED COMPENSATION (Tables)
 12 Months Ended
Dec. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Weighted Average Assumptions Used
The weighted average assumptions for the years ended December 31, 2013, 2012 and 2011 are noted in the following table:
 
 
 
2013
 
2012
 
2011
Expected life (years)
 
6.2

 
6.2

 
6.2

Expected volatility
 
36.2
%
 
41.9
%
 
40.0
%
Expected dividend yield
 
0.78
%
 
1.01
%
 
1.04
%
Risk-free interest rate
 
1.86
%
 
2.11
%
 
3.36
%
Weighted-average fair value per option
 
$
26.56

 
$
19.91

 
$
20.83
Summary of Stock Options and Stock-Settled SARS Activity
A summary of stock options and stock-settled SARS activity for the year ended December 31, 2013 is presented below:
Options and Stock-Settled SARS Activity:(1)
Number
of Units
 
Weighted
Average
Exercise
Price Per
Unit
 
Weighted
Average
Remaining
Contractual
Life (Years)
 
Aggregate
Intrinsic
Value
Outstanding at January 1, 2013
2,672,730

 
$
46.22

 
 
 
 
Granted
287,845

 
73.07

 
 
 
 
Exercised
(903,140
)
 
46.20

 
 
 
 
Forfeited
(108,389
)
 
51.42

 
 
 
 
Outstanding at December 31, 2013
1,949,046

 
$
49.91

 
5.8
 
$
84.3

Exercisable at December 31, 2013
1,342,784

 
$
44.91

 
4.7
 
$
64.8


(1)
Options and stock-settled SARS in the table above include awards to all recipients, including those who were part of discontinued businesses.
Summary of Non-Vested Stock and Non-Vested Stock Units
A summary of non-vested stock and non-vested stock units for the year ended December 31, 2013 is presented below: 
Non-vested Stock and Stock Units:(1)
Number
of Units
 
Weighted
Average
Grant Date Fair
Value Per Unit
Nonvested at January 1, 2013
203,857

 
$
47.75

Granted
47,894

 
71.48

Vested
(51,201
)
 
37.61

Forfeited
(26,788
)
 
50.51

Nonvested at December 31, 2013
173,762

 
$
56.85

(1)
Non-vested stock and stock units in the table above include awards to all recipients, including those who are part of discontinued businesses.