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SHARE BASED COMPENSATION (Tables)
 3 Months Ended
Mar. 31, 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(102,365)$14.96 $2,381 
Forfeited— $— 
Expired— $— 
Balance at March 31, 2021327,673 $14.98 2.6 years$9,045 
Exercisable at March 31, 2021322,908 $14.63 2.6 years$9,017 
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 
Granted119,329 $40.70 
Vested(13,669)$37.64 
Forfeited/ cancelled(3,988)$34.86 
Non-vested at March 31, 2021493,355 $31.94