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SHARE-BASED COMPENSATION PLANS (Tables)
 12 Months Ended
Dec. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Compensation cost charged to expense under all share-based incentive awards
Compensation cost charged to expense under all share-based incentive awards is presented below (in thousands):

 
2013
 
2012
 
2011
Restricted shares and restricted share units
$
23,786

 
$
18,557

 
$
15,912

Share appreciation rights
6,412

 
5,358

 
5,813

Share options
23

 
152

 
239

Performance-based awards
3,710

 
741

 
124

Total compensation cost
33,931

 
24,808

 
22,088

Less: Discontinued operations
—

 
—

 
(1,003
)
Continuing operations
$
33,931

 
$
24,808

 
$
21,085
Restricted share activity
The Company measures compensation based on the market price of the shares on the date of grant.  Restricted share activity for the year ended December 31, 2013, is summarized below:
 
Number of Shares
 
Weighted-average grant-date fair value per share
Nonvested at January 1, 2013
1,032,034

 
$
35.80

Granted
2,500

 
33.88

Vested
(469,850
)
 
34.95

Forfeited
(11,243
)
 
36.23

Nonvested at December 31, 2013
553,441

 
$
36.50
Employee restricted share unit activity
Employee RSU activity for the year ended December 31, 2013, follows:
 
Number of Shares
 
Weighted-average grant-date fair value per share
Nonvested at January 1, 2013
24,144

 
$
34.74

Granted
610,072

 
34.43

Vested
(12,671
)
 
34.85

Forfeited
(17,880
)
 
34.10

Nonvested at December 31, 2013
603,665

 
$
34.44
Non-employee director restricted share units activity
Non-employee director RSU activity for the year ended December 31, 2013, follows:

 
Number of shares
 
Weighted-average grant-date fair value per share
Outstanding at January 1, 2013
218,116

 
$
32.71

Granted
56,460

 
32.03

Settled
(23,928
)
 
34.16

Outstanding at December 31, 2013
250,648

 
$
32.42

 
 
 
 
Vested at December 31, 2013
194,188

 
$
32.55
Weighted-average assumptions used to determine fair values of SARs
Fair values of SARs granted were determined using the Black-Scholes option pricing model with the following weighted-average assumptions:

 
2013
 
2012
 
2011
Expected life in years
6.0
 
6.0
 
5.7
Risk-free interest rate
1.058%
 
1.108%
 
2.269%
Expected volatility
41.11%
 
44.30%
 
49.16%
Weighted-average grant-date per-share fair value
$13.91
 
$15.28
 
$19.76
Stock appreciation rights activity
SARs activity for the year ended December 31, 2013, is summarized below:

 
Number of shares under SARs
 
Weighted-average exercise price
 
Weighted-average remaining contractual term (in years)
 
Aggregate intrinsic value (in thousands)
Outstanding at January 1, 2013
1,416,969

 
$
29.01

 
 
 
 
Granted
461,751

 
34.34

 
 
 
 
Exercised
(32,232
)
 
19.74

 
 
 
 
Forfeited or expired
(14,793
)
 
37.28

 
 
 
 
Outstanding at December 31, 2013
1,831,695

 
$
30.45

 
6.3
 
$
10,182

 
 
 
 
 
 
 
 
Exercisable at December 31, 2013
1,168,212

 
$
27.65

 
4.9
 
$
10,054
Share option activity
Share option activity for the year ended December 31, 2013, is summarized below:

 
Number of shares under option
 
Weighted-average exercise price
 
Weighted-average remaining contractual term (in years)
 
Aggregate intrinsic value (in thousands)
Outstanding at January 1, 2013
531,046

 
$
23.37

 
 
 
 
Exercised
(142,886
)
 
20.37

 
 
 
 
Forfeited or expired
(3,517
)
 
19.76

 
 
 
 
Outstanding at December 31, 2013
384,643

 
$
24.52

 
2.0
 
$
4,266

 
 
 
 
 
 
 
 
Exercisable at December 31, 2013
384,643

 
$
24.52

 
2.0
 
$
4,266