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Retirement Plans (Tables) | 12 Months Ended
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Dec. 31, 2017
Information about Pension Plan | Information about the pension plan is as follows:
|  | 2017 |  |  | 2016 |
Change in benefit obligation: |  |  |  |  |  |  |  |
Beginning benefit obligation |  | $ | 16,964 |  |  | $ | 16,328 |
Service cost |  |  | — |  |  |  | — |
Interest cost |  |  | 679 |  |  |  | 689 |
Curtailment gain |  |  | — |  |  |  | — |
Settlement loss |  |  | 46 |  |  |  | 51 |
Actuarial (gain)/loss |  |  | 986 |  |  |  | 669 |
Benefits paid |  |  | (759 | ) |  |  | (773 | )
Ending benefit obligation |  |  | 17,916 |  |  |  | 16,964 |
Change in plan assets, at fair value: |  |  |  |  |  |  |  |
Beginning plan assets |  |  | 16,150 |  |  |  | 15,647 |
Actual return |  |  | 1,947 |  |  |  | 802 |
Employer contribution |  |  | 2,000 |  |  |  | 500 |
Benefits paid |  |  | (759 | ) |  |  | (773 | )
Administrative expenses |  |  | (32 | ) |  |  | (26 | )
Ending plan assets |  |  | 19,306 |  |  |  | 16,150 |
Funded status at end of year |  | $ | 1,390 |  |  | $ | (814 | )
Components of Net Periodic Pension Expense | The components of net periodic pension expense were as follows:
|  | 2017 |  |  | 2016 |  |  | 2015 |
Service cost |  | $ | — |  |  | $ | — |  |  | $ | — |
Interest cost |  |  | 679 |  |  |  | 689 |  |  |  | 604 |
Expected return on plan assets |  |  | (1,178 | ) |  |  | (1,090 | ) |  |  | (1,088 | )
Net amortization and deferral |  |  | 380 |  |  |  | 326 |  |  |  | 270 |
Net periodic pension cost (benefit) |  | $ | (119 | ) |  | $ | (75 | ) |  | $ | (214 | )
Net loss (gain) recognized in other comprehensive loss |  | $ | (322 | ) |  | $ | 448 |  |  | $ | 412 |
Total recognized in net periodic benefit cost and other comprehensive loss (before tax) |  | $ | (441 | ) |  | $ | 373 |  |  | $ | 198 |
Schedule of Target Allocation and Expected Long-Term Rate of Return by Asset Category | The Company’s pension plan asset allocation at year-end 2017 and 2016 and target allocation for 2018 by asset category are as follows:
|  | Target Allocation |  | Percentage of Plan Assets at Year-end |
Asset Category |  | 2018 |  | 2017 |  |  | 2016 |
Equity securities |  | 20-50 | % |  | 48.0 | % |  |  | 47.5 | %
Debt securities |  | 30-60 |  |  | 51.9 |  |  |  | 52.1 |
Money market funds |  | 20-30 |  |  | 0.1 |  |  |  | 0.4 |
Total |  |  |  |  | 100.0 | % |  |  | 100.0 | %
Plan's Assets at Fair Value Hierarchy | The following tables set forth by level, within the fair value hierarchy, the pension plan’s assets at fair value as of December 31, 2017 and 2016:
|  | December 31, 2017 |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash |  | $ | 113 |  |  | $ | — |  |  | $ | — |  |  | $ | 113 |
Bond mutual funds |  |  | 23 |  |  |  | — |  |  |  | — |  |  |  | 23 |
Common/collective trust: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bonds |  |  | 9,980 |  |  |  | — |  |  |  | — |  |  |  | 9,980 |
Equities |  |  | 6,654 |  |  |  | — |  |  |  | — |  |  |  | 6,654 |
Equity market funds: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
International |  |  | 750 |  |  |  | — |  |  |  | — |  |  |  | 750 |
Large cap |  |  | 1,085 |  |  |  | — |  |  |  | — |  |  |  | 1,085 |
Mid cap |  |  | 269 |  |  |  | — |  |  |  | — |  |  |  | 269 |
Small cap |  |  | 432 |  |  |  | — |  |  |  | — |  |  |  | 432 |
Total assets at fair value |  | $ | 19,306 |  |  | $ | — |  |  | $ | — |  |  | $ | 19,306 |
Summary of Expected Benefit Payments | Expected benefit payments, which reflect expected future service, are as follows:
2018 |  | $ | 1,903 |
2019 |  |  | 1,127 |
2020 |  |  | 650 |
2021 |  |  | 913 |
2022 |  |  | 1,182 |
2023 through 2027 |  |  | 4,723 |
Total |  | $ | 10,498 |
Benefit Obligations [Member] |
Weighted Average Assumptions Used to Determine Benefit Obligations | The weighted average assumptions used to determine benefit obligations at year-end were as follows:
|  | 2017 |  |  | 2016 |  |  | 2015 |
Discount rate on benefit obligation |  |  | 3.51 | % |  |  | 4.00 | % |  |  | 4.16 | %
Long-term rate of return on plan assets |  |  | 7.00 | % |  |  | 7.00 | % |  |  | 7.00 | %
Rate of compensation increase |  |  | 0.00 | % |  |  | 0.00 | % |  |  | 0.00 | %
Net Periodic Pension Cost [Member] |
Weighted Average Assumptions Used to Determine Benefit Obligations | The weighted average assumptions used to determine net periodic pension cost were as follows:
|  | 2017 |  |  | 2016 |  |  | 2015 |
Discount rate on benefit obligation |  |  | 4.00 | % |  |  | 4.16 | % |  |  | 3.69 | %
Long-term rate of return on plan assets |  |  | 7.00 | % |  |  | 7.00 | % |  |  | 7.00 | %
Rate of compensation increase |  |  | 0.00 | % |  |  | 0.00 | % |  |  | 0.00 | %

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- Definition Tabular disclosure of the change in the benefit obligation, fair value of plan assets, and funded status of pension plans or other employee benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(b)(c) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans. This information may include, but is not limited to, the target allocation of plan assets, the fair value of each major category of plan assets, and the level within the fair value hierarchy in which the fair value measurements fall. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(5) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the assumptions used to determine for pension plans and/or other employee benefit plans the benefit obligation and net benefit cost, including assumed discount rates, rate increase in compensation increase, and expected long-term rates of return on plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the reconciliation of beginning and ending balances of the fair value of plan assets of pension plans and/or other employee benefit plans showing separately, if applicable, the effects during the period attributable to each of the following: actual return on plan assets, foreign currency exchange rate changes, contributions by the employer, contributions by plan participants, benefits paid, business combinations, divestitures, and settlements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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