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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2020
Share-based Payment Arrangement [Abstract]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions
The table below provides a summary of the options granted, including the weighted average fair value, the fair value as a percentage of the market value of the stock at the date of grant and the average assumptions used in the model for the periods indicated:
 
Three Months Ended March 31,
 
2020
 
2019
Options granted
24,208

 
23,218

Term in years
10

 
10

Weighted average assumptions used in the fair value model:
 
 
 
Expected volatility
37
%
 
33
%
Expected dividend yield
3.43
%
 
2.75
%
Expected life in years
6.5

 
6.5

Risk-free interest rate
1.02
%
 
2.58
%
Weighted average market price on date of grants
$
28.22

 
$
29.84

Per share weighted average fair value
$
8.41

 
$
8.70

Fair value as a percentage of market value at grant date
30
%
 
29
%
Schedule of Restricted Stock Awards Granted
The table below provides a summary of restricted stock awards granted during the periods indicated:
 
 
Three Months Ended March 31,
Restricted Stock Awards (number of underlying shares)
 
2020
 
2019
Two-year vesting
 
8,295

 
8,368

Four-year vesting
 
26,015

 
22,403

Performance-based vesting
 
25,001

 
24,427

Total restricted stock awards granted
 
59,311

 
55,198

Weighted average grant date fair value
 
$
28.22

 
$
29.84