XML 56 R38.htm IDEA: XBRL DOCUMENT v3.8.0.1
STOCK-BASED COMPENSATION (Tables)
 12 Months Ended
Dec. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Restricted Stock Activity
Restricted Stock Activity:
Years Ended December 31,
2017
 
2016
 
2015
 
Shares
 
Weighted Average
Grant Date
Fair Value
 
 
Shares
 
Weighted Average
Grant Date
Fair Value
 
 
Shares
 
Weighted Average
Grant Date
Fair Value
Unvested at beginning of year
162,087

 
$
51.97

 
260,698

 
$
52.68

 
265,911

 
$
49.79

Granted (1)
93,285

 
76.70

 
80,529

 
58.81

 
100,622

 
61.07

Forfeited 
(16,000
)
 
36.98

 
(910
)
 
52.89

 
—

 
—

Vested 
(86,728
)
 
61.62

 
(178,230
)
 
56.09

 
(105,835
)
 
53.40

Unvested at end of year 
152,644

 
63.18

 
162,087

 
51.97

 
260,698

 
52.68


(1) Does not include the restricted shares that may be earned if the performance goals established in 2017 for annual and long-term performance periods are achieved. Depending on the actual level of achievement of the goals at the end of the open performance periods, the number of shares earned could range from zero to 59,477.
Restricted Stock Non-vested Awards By Expected Vesting Period
Following is a vesting schedule of the total unvested shares as of December 31, 2017:
Unvested Shares Vesting Schedule
 
Number of Shares
2018
 
50,158

2019
 
44,235

2020
 
41,064

2021
 
13,584

2022
 
3,603

Total Unvested Shares                                                  
 
152,644