RETIREMENT AND DEFERRED COMPENSATION PLANS - Components of Net Periodic Benefit Cost (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
United States
Components of net periodic benefit cost:
Service cost	$ 3,948	$ 4,074	$ 11,838	$ 12,242
Interest cost	1,742	1,601	5,227	4,816
Expected return on plan assets	(3,228)	(3,060)	(9,684)	(9,197)
Amortization of net loss	1,668	2,498	5,003	7,502
Amortization of prior service cost	0	0	0	0
Net periodic benefit cost	4,130	5,113	12,384	15,363
Foreign Plans
Components of net periodic benefit cost:
Service cost	1,775	2,037	5,621	6,186
Interest cost	330	203	1,045	629
Expected return on plan assets	(653)	(675)	(2,069)	(2,119)
Amortization of net loss	403	568	1,280	1,748
Amortization of prior service cost	35	34	106	123
Net periodic benefit cost	$ 1,890	$ 2,167	$ 5,983	$ 6,567