ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables)

9 Months Ended

Sep. 30, 2020

Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]

Changes in Accumulated Other Comprehensive Income/(Loss) by Component

Changes in Accumulated Other Comprehensive (Loss) Income by Component:

​	Foreign Currency		Defined Benefit Pension Plans		Derivatives		Total
Balance - December 31, 2018	$	(248,401)	$	(60,463)	$	(1,640)	$	(310,504)
Other comprehensive (loss) income before reclassifications	(42,725)		—		11,806		(30,919)
Amounts reclassified from accumulated other comprehensive income (loss)	—		2,150		(12,399)		(10,249)
Net current-period other comprehensive (loss) income	(42,725)		2,150		(593)		(41,168)
Balance - September 30, 2019	$	(291,126)	$	(58,313)	$	(2,233)	$	(351,672)
Balance - December 31, 2019	$	(257,124)	$	(83,147)	$	(1,677)	$	(341,948)
Other comprehensive income (loss) before reclassifications	19,282		—		(4,342)		14,940
Amounts reclassified from accumulated other comprehensive income	—		4,639		4,945		9,584
Net current-period other comprehensive income	19,282		4,639		603		24,524
Balance - September 30, 2020	$	(237,842)	$	(78,508)	$	(1,074)	$	(317,424)

Reclassifications Out of Accumulated Other Comprehensive (Loss) Income

Reclassifications Out of Accumulated Other Comprehensive (Loss) Income:

Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income				Affected Line in the Statement Where Net Income is Presented
Three Months Ended September 30,	2020		2019
Defined Benefit Pension Plans	​		​		​
Amortization of net loss	$	1,966	$	846	(1)
Amortization of prior service cost	101		111		(1)
​	2,067		957		Total before tax
​	(504)		(244)		Tax impact
​	$	1,563	$	713	Net of tax
Derivatives	​		​		​
Changes in cross currency swap: interest component	$	(146)	$	(1,309)	Interest Expense
Changes in cross currency swap: foreign exchange component	6,099		(6,491)		Miscellaneous, net
​	$	5,953	$	(7,800)	Net of tax
Total reclassifications for the period	$	7,516	$	(7,087)	​

Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income				Affected Line in the Statement Where Net Income is Presented
Nine Months Ended September 30,	2020		2019
Defined Benefit Pension Plans	​		​		​
Amortization of net loss	$	5,836	$	2,546	(1)
Amortization of prior service cost	293		337		(1)
​	6,129		2,883		Total before tax
​	(1,490)		(733)		Tax impact
​	$	4,639	$	2,150	Net of tax
Derivatives	​		​		​
Changes in cross currency swap: interest component	$	(1,434)	$	(4,315)	Interest Expense
Changes in cross currency swap: foreign exchange component	6,379		(8,084)		Miscellaneous, net
​	$	4,945	$	(12,399)	Net of tax
Total reclassifications for the period	$	9,584	$	(10,249)	​

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(1)These accumulated other comprehensive income components are included in the computation of net periodic benefit costs, net of tax. See Note 8 – Retirement and Deferred Compensation Plans for additional details.

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