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SHARE BASED COMPENSATION (Tables)
 9 Months Ended
Sep. 30, 2021
Share-based Payment Arrangement [Abstract]  
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, 2021430,038 $14.97 3.0 years$6,828 
Granted— $— 
Exercised(193,602)$13.35 $5,356 
Forfeited— $— 
Expired— $— 
Balance at September 30, 2021236,436 $16.30 2.5 years$6,311 
Exercisable at September 30, 2021236,436 $16.30 2.5 years$6,311 
Summary of Activity for Company's Restricted Stock
A summary of the activity for the Company’s restricted stock, restricted stock units and performance share units for the period indicated is presented in the following table:
 Number
of
Common
Shares/Units		Weighted
Average
Grant-Date
Fair Value
Non-vested at January 1, 2021391,683 $29.50 
Granted128,557 $41.05 
Vested(119,228)$31.48 
Forfeited/ cancelled(6,859)$34.33 
Non-vested at September 30, 2021394,153 $32.62