Accumulated Other Comprehensive Loss (Tables)

9 Months Ended

Sep. 30, 2023

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, 2022	$	(156,733)	$	(772)	$	(187,805)	$	(345,310)
Other comprehensive income before reclassifications	—		4,938		1,387		6,325
Amounts reclassified from accumulated other     comprehensive loss	5,518		292		23,589		29,399
Other comprehensive income	5,518		5,230		24,976		35,724
Balance at September 30, 2023	$	(151,215)	$	4,458	$	(162,829)	$	(309,586)