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Employee Benefit Plans (Table Text Block) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2023
Compensation and Retirement Disclosure [Abstract] |  |
Components of Net Periodic Post Retirement Benefit Cost |
|  | Quarter Ended September 30,
|  | 2023 |  | 2022
|  | (Unaudited)
|  | (In thousands)
Service cost for benefits earned during the period | $ | 297 | $ | 331
Other components of net periodic benefit costs: |  |  |  |
Interest cost on accumulated postretirement benefit |  | 368 |  | 287
Other components |  | (4) |  | 17
Total other components of net periodic benefit costs |  | 364 |  | 304
Net periodic postretirement benefit cost | $ | 661 | $ | 635
|  | Six Months Ended September 30,
|  | 2023 |  | 2022
|  | (Unaudited)
|  | (In thousands)
Service cost for benefits earned during the period | $ | 594 | $ | 663
Other components of net periodic benefit costs: |  |  |  |
Interest cost on accumulated postretirement benefit |  | 735 |  | 574
Other components |  | (6) |  | 34
Total other components of net periodic benefit costs |  | 729 |  | 608
Net periodic postretirement benefit cost | $ | 1,323 | $ | 1,271

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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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