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v3.23.1

Pension Benefits (Tables) | 3 Months Ended
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Mar. 31, 2023
Pension Benefits |
Schedule of net periodic pension cost | The net periodic pension cost for the three months ended March 31, 2023 and 2022 were as follows (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended
​ |  | March 31,
​ | ​ | 2023 |  | 2022
COMPONENTS OF NET PERIODIC BENEFIT COST: | ​ | ​ |  |  | ​ |
Service cost | ​ | $ | 258 | ​ | $ | 387
Interest cost | ​ |  | 435 | ​ |  | 273
Expected return on plan assets | ​ |  | (1,034) | ​ |  | (1,050)
Amortization of net loss | ​ |  | — | ​ |  | 500
Net periodic pension (benefit) cost | ​ | $ | (341) | ​ | $ | 110
​

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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