XML 52 R41.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

EMPLOYEE BENEFIT PLANS (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2024
Retirement Benefits [Abstract] |
Employee Benefit Plan Amounts Recognized in the Consolidated Balance Sheets and Consolidated Statements of Income | As a result of the plan’s actuarial projections, First Financial recorded expense as set forth in the following table. The amounts are recognized in First Financial’s Consolidated Statements of Income related to the Company's pension plan.
|  |  |  | Three months ended
|  |  |  | March 31,
(Dollars in thousands) |  |  |  |  |  | 2024 |  | 2023
Service cost |  |  |  |  |  | $ | 2,425 |  |  | $ | 2,350 |
Interest cost |  |  |  |  |  | 1,300 |  |  | 1,075 |
Expected return on assets |  |  |  |  |  | (2,625) |  |  | (2,700) |
Net actuarial loss |  |  |  |  |  | 375 |  |  | 150 |
Net periodic benefit cost (income) |  |  |  |  |  | $ | 1,475 |  |  | $ | 875 |

X
- References No definition available. + Details
Name: | us-gaap_CompensationAndRetirementDisclosureAbstract
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 -Topic 715 -SubTopic 20 -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration