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EMPLOYEE STOCK COMPENSATION - Option Activity (Details) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding at beginning of year (in shares)	55,069	62,521	186,973
Exercised (in shares)	(40,165)	(7,452)	(74,836)
Forfeited (in shares)	0	0	(49,616)
Outstanding at end of year (in shares)	14,904	55,069	62,521
Exercisable at end of year (in shares)	14,904	55,069	60,273
Weighted-Average Exercise Price per Share
Outstanding at beginning of year (in dollars per share)	$ 13.96	$ 13.85	$ 13.54
Exercised (in dollars per share)	14.30	13.05	13.41
Forfeited (in dollars per share)	0	0	13.34
Outstanding at end of year (in dollars per share)	13.05	13.96	13.85
Exercisable at end of year (in dollars per share)	$ 13.05	$ 13.96	$ 13.86

X

- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Number of share options (or share units) exercised during the current period.

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