SHARE-BASED COMPENSATION PLANS - Summary of Nonvested Restricted Shares Activity (Details) - 2011 Incentive Stock Plan - Restricted stock awards	12 Months Ended
	Dec. 31, 2021 $ / shares shares
Shares
Nonvested shares, beginning of year (in shares) | shares	245,576
Granted (in shares) | shares	137,347
Forfeited (in shares) | shares	(29,638)
Vested (in shares) | shares	(78,588)
Nonvested shares, at end of year (in shares) | shares	274,697
Weighted Average Grant Date Fair Value
Nonvested shares, beginning of year (in dollars per share) | $ / shares	$ 21.45
Granted (in dollars per share) | $ / shares	19.53
Forfeited (in dollars per share) | $ / shares	19.68
Vested (in dollars per share) | $ / shares	23.52
Nonvested shares, at end of year (in dollars per share) | $ / shares	$ 20.05