Accumulated Other Comprehensive Loss (Tables)

3 Months Ended

Mar. 31, 2022

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, 2021	$	(119,474)	$	(2,327)	$	(138,027)	$	(259,828)
Other comprehensive income before reclassifications	—		2,018		12,350		14,368
Amounts reclassified from accumulated other     comprehensive loss	499		319		—		818
Other comprehensive income	499		2,337		12,350		15,186
Balance at March 31, 2022	$	(118,975)	$	10	$	(125,677)	$	(244,642)