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INCENTIVE STOCK PLANS - Schedule of Stock Option Activity (Details)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2021
USD ($)
$ / shares
shares
Number of Shares  
Options outstanding, beginning balance (in shares) | shares 340,985
Exercised (in shares) | shares (186,590)
Cancelled or expired (in shares) | shares (30,225)
Options outstanding, ending balance (in shares) | shares 124,170
Options exercisable (in shares) | shares 124,170
Weighted Average Exercise Price (per common share)  
Options outstanding, beginning balance (in dollars per common share), Beginning Balance | $ / shares $ 34.07
Exercised (in dollars per share) | $ / shares 32.31
Cancelled or expired (in dollars per share) | $ / shares 34.25
Options outstanding, ending balance (in dollars per common share), Ending Balance | $ / shares 36.67
Options exercisable (in dollars per common share), Options exercisable | $ / shares $ 36.67
Weighted Average Remaining Contractual Term (in years) and Options outstanding  
Weighted Average Remaining Contractual term (in years), Options outstanding 1 year 3 months 7 days
Weighted Average Remaining Contractual term (in years), Options exercisable 1 year 3 months 7 days
Aggregate Intrinsic Value, Options outstanding | $ $ 458
Aggregate Intrinsic Value, Options exercisable | $ $ 458