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STOCK-BASED COMPENSATION (Tables)
 12 Months Ended
Dec. 31, 2018
STOCK-BASED COMPENSATION [Abstract]  
Activity Related to Stock Options
The following table presents a summary of activity related to stock options granted under the Stock Plans, and changes during the period then ended:

  
Number of
Options
  
Weighted-
Average
Exercise
Price
  
Weighted-
Average
Remaining
Contractual
Years
  
Aggregate
Intrinsic
Value
 
Options outstanding at January 1, 2017
  
209,254
  
$
15.48
       
Options granted
  
—
   
—
       
Options exercised
  
(51,708
)
  
15.35
       
Options that expired prior to exercise
  
—
   
—
       
Options outstanding at December 31, 2017
  
157,546
  
$
15.53
   
1.7
  
$
1,027
 
                 
Options granted
  
—
   
—
         
Options exercised
  
(66,372
)
  
17.10
         
Options that expired prior to exercise
  
(18,779
)
  
17.50
         
Options outstanding at December 31, 2018
  
72,395
  
$
13.58
   
2.0
  
$
246
 
Options vested and exercisable at December 31, 2018
  
72,395
  
$
13.58
   
2.0
  
$
246
 
Information Related to Stock Option Plan
Information related to stock options under the Stock Plans during each period is as follows:

  
For the Year Ended December 31,
 
  
2018
  
2017
  
2016
 
Cash received for option exercise cost
 
$
954
  
$
792
  
$
3,498
 
Income tax benefit recognized (1)
  
44
   
52
   
93
 
Intrinsic value of options exercised
  
167
   
314
   
826
 

(1)
Effective January 1, 2017, income tax benefits were recognized as discrete items in income tax expense in accordance to ASU 2016-09. Prior to January, 1, 2017, income tax benefits were recognized through additional paid in capital.
Stock Options Outstanding And Vested by Exercise Price Range
The range of exercise prices and weighted-average remaining contractual lives of both outstanding and vested options (by option exercise cost) as of December 31, 2018 were as follows:

   
Outstanding Options
 
Vested Options
   
Amount
 
Weighted
Average
Contractual
Years
Remaining
 
Amount
 
Weighted
Average
Contractual
Years
Remaining
Exercise Prices:
            
$ 8.34
   8,869
 0.3
  
8,869
 0.3
$ 12.75
   19,827
  1.3  
19,827
  1.3
$ 13.86
   12,220
  3.3  
12,220
  3.3
$ 15.46
   31,479
  2.3  
 31,479
  2.3
Total
   
72,395
  2.0  
72,395
  2.0
Activity Related to Restricted Stock Awards
The following table presents a summary of activity related to the restricted stock awards granted under the Stock Plans, and changes during the periods indicated:

  
Number of
Shares
  
Weighted-
Average
Grant-Date
Fair Value
 
Unvested allocated shares outstanding at January 1, 2017
  
152,409
  
$
16.56
 
Shares granted
  
122,329
   
19.61
 
Shares vested
  
(87,455
)
  
16.43
 
Shares forfeited
  
(36,716
)
  
17.65
 
Unvested allocated shares at December 31, 2017
  
150,567
   
18.85
 
         
Shares granted
  
63,612
   
19.72
 
Shares vested
  
(56,742
)
  
18.19
 
Shares forfeited
  
(9,202
)
  
18.84
 
Unvested allocated shares at December 31, 2018
  
148,235
  
$
19.48
 
Information Related to Restricted Stock Award Plan
Information related to restricted stock awards under the Stock Plans during each period is as follows:

  
For the Year Ended December 31,
 
  
2018
  
2017
  
2016
 
Compensation expense recognized
 
$
1,240
  
$
1,358
  
$
1,549
 
Income tax benefit recognized
  
22
   
95
   
78
 
Weighted average remaining years for which compensation expense is to be recognized
  
2.4
   
2.7
   
1.6
 
Performance Shares [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Activity Related to Performance Based Equity Awards
Performance based shares awarded to certain officers meet the criteria for equity-based accounting. The following table presents a summary of activity related to performance based equity awards and changes during the period:

  
Number of
Shares
  
Weighted-
Average
Grant-Date
Fair Value
 
Maximum aggregate share payout at January 1, 2017
  
24,730
  
$
17.35
 
Shares granted
  
71,976
   
19.75
 
Shares forfeited
  
(27,482
)
  
18.99
 
Maximum aggregate share payout at December 31, 2017
  
69,224
   
19.19
 
         
Shares granted
  
81,353
   
18.55
 
Shares vested
  
(3,536
)
  
18.83
 
Shares forfeited
  
(26,161
)
  
18.62
 
         
Maximum aggregate share payout at December 31, 2018
  
120,880
  
$
18.90
 
         
Minimum aggregate share payout
  
2,276
  
$
17.35
 
Likely aggregate share payout
  
51,508
  
$
19.05
 
Sales Incentive Award Program [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Activity Related to Performance Based Equity Awards
The following table presents a summary of activity related to performance based equity awards, and changes during the period then ended:

  
Number of
Shares
  
Weighted-
Average
Grant-Date
Fair Value
 
Maximum aggregate share payout at January 1, 2018
  
—
  
$
—
 
Shares granted
  
21,736
   
18.4
 
Shares vested
  
—
   
—
 
Shares forfeited
  
(13,585
)
  
18.4
 
Maximum aggregate share payout at December 31, 2018
  
8,151
  
$
18.4
 
Minimum aggregate share payout
  
—
   
—
 
Expected aggregate share payout
  
2,651
  
$
18.4