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Employee Benefit Plans (Table Text Block) | 3 Months Ended | 9 Months Ended
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Dec. 31, 2022 | Dec. 31, 2022
Compensation and Retirement Disclosure [Abstract] |  |
Components of Net Periodic Post Retirement Benefit Cost | The components of the net periodic benefit costs with respect to postretirement benefits were as follows: Quarter Ended December 31, 2022 2021 (Unaudited) (In thousands) Service cost for benefits earned during the period $ 332 $ 350 Other components of net periodic benefit costs: Interest cost on accumulated postretirement benefit 287 227 Other components 17 53 Total other components of net periodic benefit costs 304 280 Net periodic postretirement benefit cost$ 636 $ 630 | Nine Months Ended December 31, 2022 2021 (Unaudited) (In thousands) Service cost for benefits earned during the period $ 995 $ 1,051 Other components of net periodic benefit costs: Interest cost on accumulated postretirement benefit 861 681 Other components 51 159 Total other components of net periodic benefit costs 912 840 Net periodic postretirement benefit cost$ 1,907 $ 1,891

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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