RETIREMENT PLANS - Amounts in Consolidated Financials (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Pension benefits
Amounts recognized on the consolidated balance sheets
Other Liabilities	$ 2,687
Other Assets	5,780	$ 580
Accumulated other comprehensive income (loss), net of tax	4,419	(158)
Amounts recognized in accumulated other comprehensive loss
Unrecognized net actuarial gain (loss)	3,547	(1,159)
Accumulated other comprehensive income, pre-tax	3,547	(1,159)
Accumulated other comprehensive income (loss), net of tax	4,419	(158)
Postretirement benefits
Amounts recognized on the consolidated balance sheets
Accrued and current liabilities	370	381
Other Liabilities	4,616	5,129
Accumulated other comprehensive income (loss), net of tax	27	(411)
Amounts recognized in accumulated other comprehensive loss
Unrecognized net actuarial gain (loss)	28	(411)
Accumulated other comprehensive income, pre-tax	28	(411)
Accumulated other comprehensive income (loss), net of tax	$ 27	$ (411)