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Pension and Other Benefit Plans (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021
--- | --- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target |  | 100.00% |
Actual |  | 100.00% | 100.00%
Pension Plans |  |  |
Defined Benefit Plan, Estimated Future Benefit Payments [Abstract] |  |  |
2021 |  | $ 23,451 |
2022 |  | 23,368 |
2023 |  | 23,278 |
2024 |  | 23,267 |
2025 |  | 23,294 |
Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years |  | $ 110,539 |
Pension Plans | Equity securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Actual |  | 34.00% | 45.00%
Pension Plans | Equity securities | Maximum [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target | 13.00% |  |
Pension Plans | Equity securities | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target | 23.00% |  |
Pension Plans | Fixed income securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Actual |  | 66.00% | 55.00%
Pension Plans | Fixed income securities | Maximum [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target | 87.00% |  |
Pension Plans | Fixed income securities | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target | 77.00% |  |

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- Definition Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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