Financial Instruments (Other Investments) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Sep. 30, 2022
Investment Holdings [Line Items]
Life Insurance Contracts	$ 42,745	$ 42,171
Other Investments	74,618	95,025
Equity Mutual Fund [Member]
Investment Holdings [Line Items]
Fair Value	15,924	19,506
Fixed Income Mutual Fund [Member]
Investment Holdings [Line Items]
Fair Value	$ 15,949	$ 33,348

Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity.

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- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of investments classified as other.

+ References

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