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Employee Retirement Plans (Pension Plans in Excess of Plan Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligations	$ 3,646	$ 51,507	$ 56,818
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	3,646	51,507
Fair value of plan assets	18	48,708
Projected benefit obligations	3,646	51,507
Fair value of plan assets	$ 18	$ 48,708

X

- Definition

Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level.

+ 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 (e)
-URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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- Definition

Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

+ References

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-Publisher FASB
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Amount of plan asset for defined benefit pension plan with projected benefit obligation in excess of plan assets.

+ References

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