Accumulated Other Comprehensive Loss (Tables)

9 Months Ended

Sep. 30, 2020

Equity [Abstract]

Amounts Included in Accumulated Other Comprehensive Loss, Net of Tax

Amounts included in accumulated other comprehensive loss, net of tax, were as follows:

	Unrecognized Net Defined Benefit Plan Costs		Change in Fair Value of Derivatives		Foreign Currency Translation		Total
	(Dollars in thousands)
Balance at December 31, 2019	$	(139,102)	$	(3,182)	$	(117,458)	$	(259,742)
Other comprehensive loss before reclassifications	(872)		(3,176)		(15,495)		(19,543)
Amounts reclassified from accumulated other     comprehensive loss	5,427		1,506		—		6,933
Other comprehensive loss	4,555		(1,670)		(15,495)		(12,610)
Balance at September 30, 2020	$	(134,547)	$	(4,852)	$	(132,953)	$	(272,352)