XML 40 R31.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Defined Benefit Plans (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2022
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract] |
Schedule of Net Periodic Benefit Costs | The components of net periodic benefit costs from these defined benefit plans are as follows:
| Three Months Ended September 30,
(Dollars in thousands) | Pension Benefits |  | Other Benefits
| 2022 |  | 2021 |  | 2022 |  | 2021
Service cost | $ | 36 |  |  | $ | 33 |  |  | $ | 1 |  |  | $ | 1 |
Interest cost | 43 |  |  | 40 |  |  | 9 |  |  | 3 |
Expected return on plan assets | (59) |  |  | (57) |  |  | — |  |  | — |
Accretion of prior service cost | — |  |  | — |  |  | (5) |  |  | (5) |
Amortization of net (gain) loss | (2) |  |  | — |  |  | 1 |  |  | 1 |
Net periodic benefit expense | $ | 18 |  |  | $ | 16 |  |  | $ | 6 |  |  | $ | — |
| Nine Months Ended September 30,
(Dollars in thousands) | Pension Benefits |  | Other Benefits
| 2022 |  | 2021 |  | 2022 |  | 2021
Service cost | $ | 108 |  |  | $ | 98 |  |  | $ | 11 |  |  | $ | 2 |
Interest cost | 130 |  |  | 120 |  |  | 27 |  |  | 7 |
Expected return on plan assets | (177) |  |  | (170) |  |  | — |  |  | — |
Accretion of prior service cost | — |  |  | — |  |  | (15) |  |  | (15) |
Amortization of net (gain) loss | (5) |  |  | — |  |  | 6 |  |  | 5 |
Settlement gain | — |  |  | (49) |  |  | — |  |  | — |
Net periodic benefit expense (income) | $ | 55 |  |  | $ | (1) |  |  | $ | 29 |  |  | $ | (1) |

X
- References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration