RETIREMENT AND DEFERRED COMPENSATION PLANS (Tables)

9 Months Ended

Sep. 30, 2017

RETIREMENT AND DEFERRED COMPENSATION PLANS

Components of net periodic benefit cost

	Domestic Plans				Foreign Plans
Three Months Ended September 30,	2017		2016		2017		2016
Service cost	$	2,426	$	2,261	$	1,447	$	1,148
Interest cost		1,752		1,694		459		477
Expected return on plan assets		(2,470)		(2,118)		(627)		(550)
Amortization of net loss		801		820		493		388
Amortization of prior service cost		—		—		104		89
Net periodic benefit cost	$	2,509	$	2,657	$	1,876	$	1,552

	Domestic Plans				Foreign Plans
Nine Months Ended September 30,	2017		2016		2017		2016
Service cost	$	7,279	$	6,781	$	4,166	$	3,449
Interest cost		5,257		5,082		1,321		1,432
Expected return on plan assets		(7,409)		(6,353)		(1,781)		(1,651)
Amortization of net loss		2,403		2,462		1,400		1,165
Amortization of prior service cost		—		—		296		265
Net periodic benefit cost	$	7,530	$	7,972	$	5,402	$	4,660