ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables)

12 Months Ended

Dec. 31, 2020

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of Changes in Accumulated Other Comprehensive Income (Loss)

The changes in accumulated other comprehensive income (loss) were as follows:

	Years Ended December 31,
	2020		2019		2018
Net foreign currency translation adjustment	$	12,829	$	(891)	$	(2,982)
Net change of cash flow hedge (see Note 20 for further information)
Unrealized loss on cash flow hedge	(3,094)		(1,771)		—
Tax	809		372		—
Net of tax	(2,285)		(1,399)		—
Net change in postretirement benefit plan (see Note 15 for further information)
Prior service (credit)/cost and (gain)/loss arising during the period	(503)		199		522
Amortization of prior service credit/(cost)	74		74		74
Amortization of gain/(loss)	(50)		(46)		(8)
Total before tax	(479)		227		588
Tax	127		101		434
Adjustment (1)	(455)		—		—
Net of tax	(807)		328		1,022
Total other comprehensive income/(loss)	$	9,737	$	(1,962)	$	(1,960)

(1) One-time adjustment to the postretirement account.

Components of Accumulated Other Comprehensive Income (Loss)

Accumulated other comprehensive income/(loss) at December 31, 2020 consisted of the following:

	Foreign currency translation adjustment		Cash flow hedge		Postretirement benefit plan		Total
Balance December 31, 2019	$	(5,176)	$	(1,399)	$	1,011	(5,564)
Other comprehensive gain/(loss)	12,829		(2,285)		(807)		9,737
Balance December 31, 2020	$	7,653	$	(3,684)	$	204	4,173