RETIREMENT PLAN BENEFIT LIABILITY - Components of Net Periodic Pension Cost (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Components of net periodic pension cost [Abstract]
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Liability, Defined Benefit Plan, Noncurrent	Liability, Defined Benefit Plan, Noncurrent	Liability, Defined Benefit Plan, Noncurrent	Liability, Defined Benefit Plan, Noncurrent
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Liability, Defined Benefit Plan, Noncurrent	Liability, Defined Benefit Plan, Noncurrent	Liability, Defined Benefit Plan, Noncurrent	Liability, Defined Benefit Plan, Noncurrent
Supplemental Executive Retirement Plan [Member]
Components of net periodic pension cost [Abstract]
Service cost	$ 238	$ 282	$ 713	$ 1,005
Interest cost	725	346	2,174	1,038
Amortization of prior service cost	203	280	611	839
Amortization of loss	120	372	360	1,116
Total net periodic benefit cost	$ 1,286	$ 1,280	$ 3,858	$ 3,998