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CAPITAL STOCK (Tables)
 12 Months Ended
Dec. 31, 2021
Equity [Abstract]  
Cash Dividends Declared Dividends were declared in 2021 and 2020 as follows:
Dividend per shareDate declaredDate of recordPayment date
$0.0425March 10, 2020November 16, 2020December 16, 2020
$0.0425June 25, 2020August 3, 2020August 17, 2020
$0.0425August 4, 2020November 2, 2020November 16, 2020
$0.0425November 3, 2020January 29, 2021February 12, 2021
$0.0425March 9, 2021May 3, 2021May 17, 2021
$0.0425June 24, 2021August 2, 2021August 16, 2021
$0.0425August 3, 2021November 1, 2021November 15, 2021
$0.0425November 2, 2021January 31, 2022February 14, 2022
Summary of Stock Option Activity and Related Information A summary of the Company’s stock option activity and related information for the three years ended December 31, 2021, is as follows:
OptionsWeighted-
average
exercise
price		Weighted-
average
remaining
contractual
life (years)		Aggregate
intrinsic
value
(in thousands)
Options outstanding at December 31, 20181,548,825 $13.87 
Grants296,500 9.21 
Exercises(75,000)4.28 
Cancellations(19,625)12.94 
Expirations(242,375)13.95 
Options outstanding at December 31, 20191,508,325 13.43 
Grants37,500 6.36 
Exercises(2,500)10.79 
Cancellations(14,313)11.09 
Expirations(242,112)13.27 
Options outstanding at December 31, 20201,286,900 13.28 
Grants48,000 14.18 
Exercises (1)
(236,325)11.71 
Expirations(4,000)19.10 
Options outstanding at December 31, 20211,094,575 13.64 4.9$3,386 
Options exercisable at December 31, 2021911,115 $14.31 4.2$2,345 
Fair Value Stock Options at Grant Date using Weighted Average Assumption The fair values for these stock options were estimated at the dates of grant using the following weighted-average assumptions:
202120202019
Historical volatility52 %49 %35 %
Expected term (years)6.36.36.0
Risk-free interest rate1.08 %0.45 %1.82 %
Expected dividend yield1.20 %2.67 %1.80 %
Summary of Restricted Stock Activity A summary of the Company’s restricted stock activity and related information for the three years ended December 31, 2021 is as follows:
Restricted
Shares		Weighted-
average
grant
date
fair value
Non-vested restricted shares, December 31, 2018326,545 $14.63 
Grants439,747 9.25 
Vested(148,414)14.54 
Cancellations(24,537)13.97 
Non-vested restricted shares, December 31, 2019593,341 10.70 
Grants534,940 5.94 
Vested(322,398)10.64 
Cancellations(10,296)9.06 
Non-vested restricted shares, December 31, 2020795,587 7.54 
Grants220,658 14.27 
Vested(586,244)7.19 
Cancellations(400)11.42 
Non-vested restricted shares, December 31, 2021429,601 $11.47 
Total unrecognized compensation expense remaining (in thousands)$3,678 
Weighted-average years expected to be recognized over1.6
Summary of Performance-based Award Activity
A summary of the Company’s performance-based award activity and related information for the three years ended December 31, 2021 is as follows:
Performance -
based
awards (1)
Weighted-
average
grant
date
fair value
Non-vested performance-based awards, December 31, 2018339,287 $14.82 
Grants158,525 9.19 
Vested(66,761)15.69 
Cancellations(25,992)15.44 
Non-vested performance-based awards, December 31, 2019405,059 12.43 
Grants106,275 6.36 
  Vested(62,215)18.45 
Cancellations(18,073)15.49 
Non-vested performance-based awards, December 31, 2020431,046 9.94 
Grants176,915 14.18 
Vested(150,273)12.79 
Cancellations(21,358)12.76 
Non-vested performance-based awards, December 31, 2021436,330 $10.54 
Total unrecognized compensation expense remaining (in thousands)$2,415 
Weighted-average years expected to be recognized over1.9
(1)Represents the target number of shares to be issued for each performance-based award.
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs The Company recorded stock compensation expense as follows (in thousands):
Year Ended December 31,
Stock Compensation Expense Components202120202019
Equity based stock option expense$417 $570 $617 
Restricted and performance-based stock awards expense4,787 5,346 4,404 
Stock compensation expense for equity based awards$5,204 $5,916 $5,021 
Liability based stock option expense13 35 20 
Total Stock Compensation Expense$5,217 $5,951 $5,041