RETIREMENT AND DEFERRED COMPENSATION PLANS (Tables)

3 Months Ended

Mar. 31, 2021

Retirement Benefits [Abstract]

Components of net periodic benefit cost

Components of Net Periodic Benefit Cost:

	Domestic Plans				Foreign Plans
Three Months Ended March 31,	2021		2020		2021		2020
Service cost	$	4,227	$	3,577	$	2,078	$	1,768
Interest cost	1,611		1,987		218		340
Expected return on plan assets	(3,073)		(3,422)		(723)		(634)
Amortization of net loss	2,503		1,548		589		514
Amortization of prior service cost	—		—		45		97
Net periodic benefit cost	$	5,268	$	3,690	$	2,207	$	2,085