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SHARE BASED COMPENSATION (Tables)
 12 Months Ended
Dec. 31, 2020
Share-based Payment Arrangement [Abstract]  
Fair Values of all Options Granted Estimated Using Binomial Option-Pricing Model with Weighted-average Assumptions
The fair values of all of the options granted for the periods indicated have been estimated using a binomial option-pricing model with the weighted-average assumptions for the years ended December 31 are presented in the following table:
202020192018
Dividend yield— %— %2.64 %
Weighted average expected volatility— %— %39.13 %
Weighted average risk-free interest rate— %— %2.61 %
Weighted average expected lives (in years)005.61 years
Weighted average grant-date fair value$— $— $11.73 
Summary of Share Option Activity
A summary of share option activity for the period indicated is reflected in the following table:

Number
of
Common
Shares		Weighted Average Exercise
Share Price		Weighted Average Contractual Remaining Life (Years)Aggregate Intrinsic
Value
(in thousands)
Balance at January 1, 202065,279 $31.34 $485 
Granted— $— 
Converted options from Revere acquisition395,298 $12.27 
Exercised(26,063)$12.10 $398 
Forfeited(765)$39.02 
Expired(3,711)$30.46 
Balance at December 31, 2020430,038 $14.97 3.0 years$6,828 
Exercisable at December 31, 2020425,274 $14.71 3.0 years$6,828 
Summary of Activity for Company's Restricted Stock
A summary of the activity for the Company’s restricted stock for the period indicated is presented in the following table:

(In dollars, except share data):Number
of
Common
Shares		Weighted Average Grant-Date Fair Value
Restricted stock at January 1, 2020226,502$35.43 
Granted246,015$25.82 
Vested(66,533)$34.38 
Forfeited(14,301)$37.47 
Restricted stock at December 31, 2020391,683$29.50