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Stock-Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2021
Stock-Based Compensation [Abstract]  
Unvested Restricted Stock Units Activity
The Company has outstanding restricted stock granted from various plans at December 31, 2021. The Company recognized $4.4 million, $4.6 million and $4.2 million in stock-based compensation expense related to these stock awards for the years ended December 31, 2021, 2020 and 2019, respectively. Tax benefits recognized with respect to restricted stock awards and stock units were $1.9 million, $1.0 million and $1.1 million for the years ended December 31, 2021, 2020 and 2019, respectively. Unrecognized compensation cost related to restricted stock units totaled $4.7 million at December 31, 2021 and will be recognized over 1.5 years on a weighted average basis. Shares issued are funded from the Company’s treasury stock. The following table summarizes information for unvested restricted stock units outstanding as of December 31, 2021:

 
Number
of Shares
    
Weighted-
Average Grant
Date Fair Value
  
Unvested at January 1, 2021
    
585,255
    
$
29.78
  
Forfeited
    
(29,747
)
    
30.60
  
Vested
    
(202,765
)
    
29.48
  
Granted
    
141,289
      
34.03
  
Unvested at December 31, 2021
    
494,032
    
$
30.89
  
Stock Option Activity
The following table summarizes information concerning stock options outstanding:

(In thousands, except share and per share data)
  
Number
of Shares
    
Weighted
Average
Exercise Price
    
Weighted Average
Remaining
Contractual Term
(in Years)
    
Aggregate
Intrinsic
Value
  
Outstanding at January 1, 2021
    
13,800
    
$
27.83
              
Exercised
    
(4,700
)
    
23.82
              
Expired
    
-
   
-
              
Outstanding at December 31, 2021
    
9,100
    
$
29.89
      
4.07
    
$
82
  
                                 
Exercisable at December 31, 2021
    
9,100
    
$
29.89
      
4.07
    
$
82
  
Cash Proceeds, Tax Benefits and Intrinsic Value of Stock Options Exercised
There was no stock-based compensation expense for stock option awards for the years ended December 31, 2021 and 2020. Total stock-based compensation expense for stock option awards totaled $1 thousand for the year ended December 31, 2019. Cash proceeds, tax benefits and intrinsic value related to total stock options exercised is as follows: 

 
Years Ended December 31,
  
(In thousands)
  
2021
    
2020
    
2019
  
Proceeds from stock options exercised
  
$
112
    
$
185
    
$
725
  
Tax benefits related to stock options exercised
    
13
      
41
      
123
  
Intrinsic value of stock options exercised
    
52
      
165
      
490
  
Fair value of shares vested during the year
    
-
      
-
      
13