Accumulated other comprehensive loss (Tables)

3 Months Ended

Mar. 31, 2024

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Loss

The following table summarizes the components of, and the changes in, Accumulated Other Comprehensive Loss (AOCL), net of tax (in thousands):

	Retirement Plans			Foreign Currency		Total
Quarters ended:
Balance as of Dec. 31, 2023	$	(120,142	)	$	532	$	(119,610	)
Amounts reclassified from AOCL		1,111			—		1,111
Total other comprehensive income		1,111			—		1,111
Balance as of Mar. 31, 2024	$	(119,031	)	$	532	$	(118,499	)
Balance as of Dec. 31, 2022	$	(126,065	)	$	532	$	(125,533	)
Amounts reclassified from AOCL		1,078			—		1,078
Total other comprehensive income		1,078			—		1,078
Balance as of Mar. 31, 2023	$	(124,987	)	$	532	$	(124,455	)

Schedule of Reclassification out of Accumulated Other Comprehensive Loss

Amounts reclassified out of AOCL are summarized below (in thousands):

	Quarter ended Mar. 31,
	2024			2023
Amortization of prior service cost (credit), net	$	25		$	(125	)
Amortization of actuarial loss		1,475			1,575
Total reclassifications, before tax		1,500			1,450
Income tax effect		(389	)		(372	)
Total reclassifications, net of tax	$	1,111		$	1,078