Accumulated other comprehensive loss (Tables)

3 Months Ended

Mar. 31, 2022

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 Translation		Available-For-Sale Investment		Total
Quarters Ended:
Balance at Dec. 31, 2021	$	(113,090)	$	455	$	15,419	$	(97,216)
Other comprehensive income before reclassifications	—		77		—		77
Amounts reclassified from AOCL	724		—		(15,419)		(14,695)
Total other comprehensive income (loss)	724		77		(15,419)		(14,618)
Balance at Mar. 31, 2022	$	(112,366)	$	532	$	—	$	(111,834)
Balance at Dec. 31, 2020	$	(120,979)	$	(97)	$	—	$	(121,076)
Other comprehensive loss before reclassifications	—		369		—		369
Amounts reclassified from AOCL	909		—		—		909
Total other comprehensive income	909		369		—		1,278
Balance at Mar. 31, 2021	$	(120,070)	$	272	$	—	$	(119,798)

Schedule of Reclassification out of Accumulated Other Comprehensive Loss

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

	Quarter ended Mar. 31,
	2022		2021
Amortization of prior service (credit) cost, net	$	(125)	$	25
Amortization of actuarial loss	1,100		1,200
Realized gain on available-for-sale investment	(20,800)		—
Total reclassifications, before tax	(19,825)		1,225
Income tax effect	5,130		(316)
Total reclassifications, net of tax	$	(14,695)	$	909