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EMPLOYEE AND POSTRETIREMENT BENEFIT PLANS - Stock Based Compensation Paragraphs (Details) - USD ($)	1 Months Ended		12 Months Ended
	Feb. 29, 2024	Jan. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Apr. 20, 2023	Dec. 31, 2020
STOCK-BASED COMPENSATION PLANS
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value				$ 1,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value				14,000	$ 76,000	$ 97,000
Share-based Payment Arrangement, Expense				$ 1,472,000	$ 1,260,000	$ 1,214,000
Outstanding stock options				646	10,564	24,218		57,111
Forecast
STOCK-BASED COMPENSATION PLANS
Share-based Payment Arrangement, Expense			$ 1,500,000
Employee Stock Option
STOCK-BASED COMPENSATION PLANS
Share-based Payment Arrangement, Expense				$ 0	$ 0	$ 0
Restricted Stock
STOCK-BASED COMPENSATION PLANS
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total				$ 1,262,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition				1 year 3 months 18 days
Granted (in shares)				53,788
Share-based Payment Arrangement, Expense				$ 1,472,000	$ 1,260,000	$ 1,214,000
Stock Incentive Plan \| Restricted Stock
STOCK-BASED COMPENSATION PLANS
Shares awarded (in shares)				53,788	78,243
Stock Incentive Plan \| Restricted Stock \| Employees
STOCK-BASED COMPENSATION PLANS
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)				3 years	3 years
Shares awarded (in shares)				31,684	51,638
Stock Incentive Plan \| Performance Shares \| Employees
STOCK-BASED COMPENSATION PLANS
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)				3 years	3 years
Shares awarded (in shares)				11,104	17,017
Independent Directors Stock Incentive Plan \| Restricted Stock \| Director
STOCK-BASED COMPENSATION PLANS
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)				1 year	1 year
Shares awarded (in shares)				11,000	9,588
2023 Equity Incentive Plan
STOCK-BASED COMPENSATION PLANS
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized							500,000
Shares awarded (in shares)				0
2023 Equity Incentive Plan \| Restricted Stock \| Subsequent event
STOCK-BASED COMPENSATION PLANS
Granted (in shares)		53,514
2023 Equity Incentive Plan \| Restricted Stock \| Subsequent event \| Vest over 3 years
STOCK-BASED COMPENSATION PLANS
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)		3 years
Granted (in shares)		43,514
2023 Equity Incentive Plan \| Restricted Stock \| Director \| Subsequent event \| Vest over one year
STOCK-BASED COMPENSATION PLANS
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)		1 year
Granted (in shares)		10,000
2023 Equity Incentive Plan \| Performance Based Restricted Stock Award \| Subsequent event
STOCK-BASED COMPENSATION PLANS
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)	3 years
Granted (in shares)	19,346