Accumulated other comprehensive loss (Tables)

6 Months Ended

Jun. 30, 2025

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
Quarter ended:
Balance as of March 31, 2025	$	(106,153	)	$	532	$	(105,621	)
Amounts reclassified from AOCL		1,089			—		1,089
Total other comprehensive income		1,089			—		1,089
Balance as of June 30, 2025	$	(105,064	)	$	532	$	(104,532	)
Balance as of March 31, 2024	$	(119,031	)	$	532	$	(118,499	)
Amounts reclassified from AOCL		1,110			—		1,110
Total other comprehensive income		1,110			—		1,110
Balance as of June 30, 2024	$	(117,921	)	$	532	$	(117,389	)
Six Months Ended:
Balance as of Dec. 31, 2024	$	(107,176	)	$	532	$	(106,644	)
Amounts reclassified from AOCL		2,112			—		2,112
Total other comprehensive income		2,112			—		2,112
Balance as of June 30, 2025	$	(105,064	)	$	532	$	(104,532	)
Balance as of Dec. 31, 2023	$	(120,142	)	$	532	$	(119,610	)
Amounts reclassified from AOCL		2,221			—		2,221
Total other comprehensive income		2,221			—		2,221
Balance as of June 30, 2024	$	(117,921	)	$	532	$	(117,389	)

Schedule of Reclassification out of Accumulated Other Comprehensive Loss

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

	Quarter ended June 30,						Six months ended June 30,
	2025			2024			2025			2024
Amortization of prior service (credit) cost	$	(67	)	$	20		$	(117	)	$	45
Amortization of actuarial loss		1,530			1,475			2,955			2,950
Total reclassifications, before tax		1,463			1,495			2,838			2,995
Income tax effect		(374	)		(385	)		(726	)		(774	)
Total reclassifications, net of tax	$	1,089		$	1,110		$	2,112		$	2,221