Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 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)		(3,192)		(38,015)		(42,079)
Amounts reclassified from accumulated other     comprehensive loss	3,620		841		—		4,461
Other comprehensive loss	2,748		(2,351)		(38,015)		(37,618)
Balance at June 30, 2020	$	(136,354)	$	(5,533)	$	(155,473)	$	(297,360)