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Employee Benefit Plans | 9 Months Ended
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Sep. 30, 2021
Employee Benefit Plans |
Employee Benefit Plans | NOTE 8: Employee Benefit Plans ​ The following table summarizes the components of net periodic benefit cost for the Bank’s non-contributory cash balance pension plan. ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended September 30, | ​ | Nine Months Ended September 30,
(Dollars in thousands) |  | 2021 |  | 2020 |  | 2021 |  | 2020 |
Components of net periodic benefit cost: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Service cost, included in salaries and employee benefits | ​ | $ | 493 | ​ | $ | 401 | ​ | $ | 1,478 | ​ | $ | 1,202 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Other components of net periodic benefit cost: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest cost | ​ |  | 114 | ​ |  | 138 | ​ |  | 343 | ​ |  | 413 | ​
Expected return on plan assets | ​ |  | (433) | ​ |  | (374) | ​ |  | (1,300) | ​ |  | (1,119) | ​
Amortization of prior service credit | ​ |  | (17) | ​ |  | (17) | ​ |  | (51) | ​ |  | (51) | ​
Recognized net actuarial losses | ​ |  | 61 | ​ |  | 49 | ​ |  | 182 | ​ |  | 148 | ​
Other components of net periodic benefit cost, included in other noninterest income | ​ | ​ | (275) | ​ | ​ | (204) | ​ | ​ | (826) | ​ | ​ | (609) | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net periodic benefit cost | ​ | $ | 218 | ​ | $ | 197 | ​ | $ | 652 | ​ | $ | 593 | ​
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