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Postretirement benefits (Tables)

9 Months Ended

Sep. 30, 2025

Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]

Components of net periodic benefit income

Postretirement benefit income is included in other income, net on the consolidated statements of comprehensive income and consisted of the following components:

						Quarter Ended September 30,												Nine Months Ended September 30,
(in thousands)						2025						2024						2025						2024
Interest cost						$	397					$	435					$	1,191					$	1,306
Expected return on plan assets						(2,137)						(2,099)						(6,410)						(6,296)
Amortization of prior service credit						(355)						(355)						(1,066)						(1,066)
Amortization of net actuarial losses						212						334						636						1,001
Net periodic benefit income						$	(1,883)					$	(1,685)					$	(5,649)					$	(5,055)

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- References

No definition available.

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (q)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 715
-SubTopic 20
-Subparagraph (h)
-Name Accounting Standards Codification
-Paragraph 1
-Section 50
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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