Statement [Line Items] | Period [Axis] |
---|
2016-01-01 - 2016-12-31 |
---|
Change in Benefit Obligation |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Pension Benefits |
|
|
Postretirement Benefits |
|
(Dollars in thousands) |
|
2016 |
|
|
2015 |
|
|
2016 |
|
|
2015 |
|
Change in benefit obligation
|
|
|
|
|
|
|
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|
|
|
Benefit obligation, beginning of year
|
|
$ |
3,488 |
|
|
$ |
3,546 |
|
|
$ |
668 |
|
|
$ |
771 |
|
Service cost
|
|
|
— |
|
|
|
— |
|
|
|
22 |
|
|
|
23 |
|
Interest cost
|
|
|
134 |
|
|
|
131 |
|
|
|
28 |
|
|
|
30 |
|
Actuarial loss (gain)
|
|
|
17 |
|
|
|
(104 |
) |
|
|
(170 |
) |
|
|
(147 |
) |
Benefit payments
|
|
|
(279 |
) |
|
|
(85 |
) |
|
|
(8 |
) |
|
|
(9 |
) |
Settlement loss
|
|
|
38 |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Benefit obligation, end of year
|
|
|
3,398 |
|
|
|
3,488 |
|
|
|
540 |
|
|
|
668 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Change in Plan Assets |
Change in plan assets
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Fair value of plan assets, beginning of year
|
|
|
2,806 |
|
|
|
2,897 |
|
|
|
— |
|
|
|
— |
|
Actual return on plan assets
|
|
|
163 |
|
|
|
(6 |
) |
|
|
— |
|
|
|
— |
|
Employer contributions
|
|
|
— |
|
|
|
— |
|
|
|
8 |
|
|
|
9 |
|
Benefits payments
|
|
|
(279 |
) |
|
|
(85 |
) |
|
|
(8 |
) |
|
|
(9 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Fair value of plan assets, end of year
|
|
|
2,690 |
|
|
|
2,806 |
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Defined Benefit Plan Funded Status |
Funded status at the end of the year
|
|
$ |
(708 |
) |
|
$ |
(682 |
) |
|
$ |
(540 |
) |
|
$ |
(668 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Amounts Recognized in Accumulated Other Comprehensive Loss (Income) |
Amounts recognized in accumulated other comprehensive loss
(income)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net loss (gain)
|
|
$ |
1,316 |
|
|
$ |
1,402 |
|
|
$ |
(234 |
) |
|
$ |
(65 |
) |
Prior service cost
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
Net obligation at transition
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Amount recognized
|
|
$ |
1,316 |
|
|
$ |
1,402 |
|
|
$ |
(234 |
) |
|
$ |
(65 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Components of Net Periodic Benefit Cost (Gain) |
Components of net periodic benefit cost (gain)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Service cost
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
22 |
|
|
$ |
23 |
|
Interest cost
|
|
|
134 |
|
|
|
131 |
|
|
|
28 |
|
|
|
30 |
|
Expected (return) on plan assets
|
|
|
(189 |
) |
|
|
(196 |
) |
|
|
— |
|
|
|
— |
|
Amortization of prior service cost
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
Amortization of net obligation at transition
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
Recognized net loss due to settlement
|
|
|
90 |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
Recognized net actuarial loss
|
|
|
77 |
|
|
|
76 |
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net periodic benefit (gain) cost
|
|
|
112 |
|
|
|
11 |
|
|
|
50 |
|
|
|
53 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other Changes in Plan Assets and Benefit Obligations Recognized in Accumulated Other Comprehensive (Income) Loss |
Other changes in plan assets and benefit obligations recognized
in accumulated other comprehensive (income) loss
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net (gain) loss
|
|
|
(86 |
) |
|
|
22 |
|
|
|
(170 |
) |
|
|
(147 |
) |
Amortization of prior service cost
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
Amortization of net obligation at transition
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total recognized in other comprehensive loss/(income)
|
|
|
(86 |
) |
|
|
22 |
|
|
|
(170 |
) |
|
|
(147 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total recognized in net periodic benefit cost and other
comprehensive loss/(income)
|
|
$ |
26 |
|
|
$ |
33 |
|
|
$ |
(120 |
) |
|
$ |
(94 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Weighted-average Assumptions |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2016 |
|
|
2015 |
|
|
2016 |
|
|
2015 |
|
Weighted-average assumptions as of December 31:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Discount rate used for Net Periodic Pension Cost
|
|
|
4.25 |
% |
|
|
4.00 |
% |
|
|
4.25 |
% |
|
|
4.00 |
% |
Discount Rate used for Disclosure
|
|
|
4.00 |
% |
|
|
4.25 |
% |
|
|
4.00 |
% |
|
|
4.25 |
% |
Expected return on plan assets
|
|
|
7.50 |
% |
|
|
7.50 |
% |
|
|
N/A |
|
|
|
N/A |
|
Rate of compensation increase
|
|
|
N/A |
|
|
|
N/A |
|
|
|
N/A |
|
|
|
N/A |
|
Rate of compensation increase for net periodic pension cost
|
|
|
N/A |
|
|
|
N/A |
|
|
|
N/A |
|
|
|
N/A |
|
Expected future interest crediting rate
|
|
|
3.00 |
% |
|
|
3.00 |
% |
|
|
N/A |
|
|
|
N/A |
|
|
Estimated Future Benefit Payments for Pension and Postretirement Plans |
Estimated future benefit payments for the pension and
postretirement plans are as follows (in thousands):
|
|
|
|
|
|
|
|
|
|
|
Pension |
|
|
Postretirement |
|
2017 |
|
$ |
523 |
|
|
$ |
11 |
|
2018 |
|
|
38 |
|
|
|
12 |
|
2019 |
|
|
358 |
|
|
|
15 |
|
2020 |
|
|
380 |
|
|
|
17 |
|
2021 |
|
|
228 |
|
|
|
19 |
|
2022 through
|
|
|
|
|
|
|
|
|
2026 |
|
|
1,228 |
|
|
|
127 |
|
|
Fair Value of Pension Plan Assets by Asset Category |
The fair value of the Company’s pension plan assets by asset
category are as follows:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(Dollars in
thousands) |
|
|
|
|
Fair Value Measurements at December 31, 2016 Using |
|
Description
|
|
Balance |
|
|
Level 1 |
|
|
Level 2 |
|
|
Level 3 |
|
Defined benefit plan assets:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Mutual funds - fixed income
|
|
$ |
1,041 |
|
|
$ |
1,041 |
|
|
$ |
— |
|
|
$ |
— |
|
Mutual funds - equity
|
|
|
1,649 |
|
|
|
1,649 |
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total defined benefit plan assets
|
|
$ |
2,690 |
|
|
$ |
2,690 |
|
|
$ |
— |
|
|
$ |
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Fair Value Measurements at December 31, 2015 Using |
|
Description
|
|
Balance |
|
|
Level 1 |
|
|
Level 2 |
|
|
Level 3 |
|
Defined benefit plan assets:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cash and cash equivalents
|
|
$ |
3 |
|
|
$ |
3 |
|
|
$ |
— |
|
|
$ |
— |
|
Mutual funds - fixed income
|
|
|
1,119 |
|
|
|
1,119 |
|
|
|
— |
|
|
|
— |
|
Mutual funds - equity
|
|
|
1,684 |
|
|
|
1,684 |
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total defined benefit plan assets
|
|
$ |
2,806 |
|
|
$ |
2,806 |
|
|
$ |
— |
|
|
$ |
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|