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v3.22.2

Employee Retirement Plans | 6 Months Ended
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Jun. 30, 2022
Employee Retirement Plans |
Employee Retirement Plans | 8. Employee Retirement Plans The components of the Company’s pension expense were as follows:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended June 30, | ​ | Six Months Ended June 30,
​ |  | 2022 |  | 2021 |  | 2022 |  | 2021
​ | ​ | (Dollars in thousands)
Service cost | ​ | $ | 111 | ​ | $ | 102 | ​ | $ | 223 | ​ | $ | 204
Interest cost | ​ |  | 445 | ​ |  | 371 | ​ |  | 877 | ​ |  | 742
Expected return on plan assets | ​ |  | (750) | ​ |  | (720) | ​ |  | (1,502) | ​ |  | (1,440)
Net amortization and deferral | ​ |  | 230 | ​ | ​ | 247 | ​ |  | 438 | ​ |  | 494
Pension expense | ​ | $ | 36 | ​ | $ | — | ​ | $ | 36 | ​ | $ | —
​ The components of pension expense other than the service cost component were included in "other income, net" in the Consolidated Condensed Statements of Earnings and Comprehensive Income (Unaudited).

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