XML 34 R25.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Note 7 - Pension and Other Postretirement Benefits (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2022
Notes Tables |
Schedule of Costs of Retirement Plans [Table Text Block] |
|  | Pension Benefits |  |  | Postretirement Benefits |
|  | Three Months Ended September 30, |  |  | Three Months Ended September 30, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Service cost |  | $ | 496 |  |  | $ | 636 |  |  | $ | 287 |  |  | $ | 365 |
Interest cost |  |  | 580 |  |  |  | 467 |  |  |  | 190 |  |  |  | 163 |
Expected return on plan assets |  |  | (665 | ) |  |  | (907 | ) |  |  | - |  |  |  | - |
Amortization of prior service cost |  |  | - |  |  |  | - |  |  |  | (282 | ) |  |  | (282 | )
Recognized actuarial loss |  |  | 379 |  |  |  | 423 |  |  |  | 92 |  |  |  | 145 |
Settlement loss |  |  | 4,759 |  |  |  | 388 |  |  |  | - |  |  |  | - |
Net periodic benefit cost (a) |  | $ | 5,549 |  |  | $ | 1,007 |  |  | $ | 287 |  |  | $ | 391 |
|  | Pension Benefits |  |  | Postretirement Benefits |
|  | Nine Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Service cost |  | $ | 1,642 |  |  | $ | 2,034 |  |  | $ | 860 |  |  | $ | 1,096 |
Interest cost |  |  | 1,745 |  |  |  | 1,252 |  |  |  | 570 |  |  |  | 490 |
Expected return on plan assets |  |  | (2,169 | ) |  |  | (2,707 | ) |  |  | - |  |  |  | - |
Amortization of prior service cost |  |  | - |  |  |  | - |  |  |  | (847 | ) |  |  | (847 | )
Recognized actuarial loss |  |  | 1,314 |  |  |  | 1,482 |  |  |  | 276 |  |  |  | 435 |
Settlement loss |  |  | 6,355 |  |  |  | 2,116 |  |  |  | - |  |  |  | - |
Net periodic benefit cost (a) |  | $ | 8,887 |  |  | $ | 4,177 |  |  | $ | 859 |  |  | $ | 1,174 |

X
- Definition Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost. + 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 -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfCostsOfRetirementPlansTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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