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Note 4 - Employee Benefit Plans (Tables) | 3 Months Ended
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Mar. 31, 2024
Table Text Block [Abstract] |
Schedule of Net Periodic Pension Cost | We sponsor three defined benefit pension plans, two of which cover substantially all U.S. employees. Net periodic pension (benefit) cost for the plans consisted of the following for the three months ended March 31, 2024 and 2023 (in thousands):
|  | Three Months Ended March 31, |
|  | 2024 |  |  | 2023 |
Service cost |  | $ | 915 |  |  | $ | 949 |
Interest cost |  |  | 2,076 |  |  |  | 1,993 |
Expected return on plan assets |  |  | (3,136 | ) |  |  | (3,107 | )
Amortization of prior service cost |  |  | 66 |  |  |  | 125 |
Amortization of net loss |  |  | 15 |  |  |  | (47 | )
Net periodic pension (benefit) cost |  | $ | (64 | ) |  | $ | (87 | )

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- 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
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