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Benefit Plans | 6 Months Ended
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Jun. 30, 2018
Benefit Plans |
Benefit Plans | 16. Benefit Plans The following table sets forth the components of net periodic benefit cost for the three and six months ended June 30, 2018 and 2017:
|  | Income line item where recognized in |  | Pension Benefits |  | Other Benefits
(dollars in thousands) |  | the consolidated statements of income |  | 2018 |  | 2017 |  | 2018 |  | 2017
Three Months Ended June 30, |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | Salaries and employee benefits |  | $ | 174 |  | $ | 157 |  | $ | 213 |  | $ | 179
Interest cost |  | Other noninterest expense |  |  | 1,795 |  |  | 2,042 |  |  | 184 |  |  | 201
Expected return on plan assets |  | Other noninterest expense |  |  | (1,239) |  |  | (1,242) |  |  | — |  |  | —
Prior service credit |  | Other noninterest expense |  |  | — |  |  | — |  |  | (107) |  |  | (108)
Recognized net actuarial loss |  | Other noninterest expense |  |  | 1,609 |  |  | 1,999 |  |  | — |  |  | —
Total net periodic benefit cost |  |  |  | $ | 2,339 |  | $ | 2,956 |  | $ | 290 |  | $ | 272
Six Months Ended June 30, |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | Salaries and employee benefits |  | $ | 348 |  | $ | 315 |  | $ | 425 |  | $ | 358
Interest cost |  | Other noninterest expense |  |  | 3,589 |  |  | 4,083 |  |  | 369 |  |  | 402
Expected return on plan assets |  | Other noninterest expense |  |  | (2,479) |  |  | (2,484) |  |  | — |  |  | —
Prior service credit |  | Other noninterest expense |  |  | — |  |  | — |  |  | (214) |  |  | (215)
Recognized net actuarial loss |  | Other noninterest expense |  |  | 3,220 |  |  | 3,998 |  |  | — |  |  | —
Total net periodic benefit cost |  |  |  | $ | 4,678 |  | $ | 5,912 |  | $ | 580 |  | $ | 545

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- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
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