PENSION AND RETIREMENT PLANS LIABILITIES - SERP (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended			6 Months Ended
	Dec. 31, 2022	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Defined Benefit Plan Disclosure [Line Items]
Unamortized net loss		$ 23,000			$ 23,000
Expected return on plan assets	0.00%
Unrealized gain/loss due to change in fair value of SERP liabilities		(195)		$ (153)	(390)	$ (306)
Minimum
Defined Benefit Plan Disclosure [Line Items]
Cash contribution			$ 7,000
Maximum
Defined Benefit Plan Disclosure [Line Items]
Cash contribution			8,000
Non-qualified Supplemental Retirement Plan ("SERP")
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		27,600	31,700		27,600
Trading gains (losses), net		(2,600)		1,600	(4,100)	2,100
SERP Liabilities		24,200	$ 29,700		24,200
Unrealized gain/loss due to change in fair value of SERP liabilities		$ (2,500)		$ 586	$ (3,900)	$ 2,300