RETIRMENT BENEFIT PLANS - Schedule of Amounts Recognized in Balance Sheet (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Current liabilities	$ 0	$ 52
Non-current liabilities	7,221	9,753
Net amounts recognized at end of period	7,221	9,805
Postretirement Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Current liabilities	251	102
Non-current liabilities	28,272	29,931
Net amounts recognized at end of period	$ 28,523	$ 30,033