ACCUMULATED OTHER COMPREHENSIVE INCOME

12 Months Ended

Dec. 31, 2020

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

ACCUMULATED OTHER COMPREHENSIVE INCOME

ACCUMULATED OTHER COMPREHENSIVE INCOME

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.

Included in "Net foreign currency translation adjustment" were $4,882 and $262 of losses related to a net investment hedge, net of taxes of $1,579 and $70 for the years ended December 31, 2020 and 2019, respectively. There were no hedging activities during the year ended December 31, 2018. See Note 20, "Derivative Instruments and Hedging Activities."

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