XML 46 R34.htm IDEA: XBRL DOCUMENT
v3.25.3

RETIREMENT PLANS (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2025
RETIREMENT PLANS |
Schedule of components of the plan's net periodic pension cost | The Company recorded the net periodic benefit cost identified below (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended |  | ​ | Nine months ended
​ | ​ | September 30, 2025 |  | September 30, 2024 | ​ |  | September 30, 2025 |  | September 30, 2024
​ | ​ | Pension benefits | ​ | Postretirement benefits | ​ | Pension benefits | ​ | Postretirement benefits | ​ | ​ | Pension benefits | ​ | Postretirement benefits | ​ | Pension benefits | ​ | Postretirement benefits
Operating expense | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Service cost | ​ | $ | 20 | ​ | $ | 19 | ​ | $ | 22 | ​ | $ | 16 | ​ | ​ | $ | 60 | ​ | $ | 57 | ​ | $ | 67 | ​ | $ | 49
Non-operating expense | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest cost | ​ | ​ | 795 | ​ | ​ | 49 | ​ | ​ | 824 | ​ | ​ | 45 | ​ | ​ | ​ | 2,386 | ​ | ​ | 147 | ​ | ​ | 2,473 | ​ | ​ | 136
Expected return on plan assets | ​ |  | (749) | ​ |  | — | ​ | ​ | (729) | ​ |  | — | ​ | ​ |  | (2,249) | ​ |  | — | ​ | ​ | (2,188) | ​ |  | —
Amortization of unrecognized actuarial gain | ​ | ​ | (44) | ​ | ​ | (14) | ​ | ​ | (11) | ​ | ​ | (28) | ​ | ​ | ​ | (131) | ​ | ​ | (41) | ​ | ​ | (32) | ​ | ​ | (84)
Net periodic pension expense (benefit) | ​ | $ | 22 | ​ | $ | 54 | ​ | $ | 106 | ​ | $ | 33 | ​ | ​ | $ | 66 | ​ | $ | 163 | ​ | $ | 320 | ​ | $ | 101

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://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (q) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: 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