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Employee Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Retirement Benefits [Abstract]
Defined benefit plan, contributions by employer	$ 2.4	$ 1.7	$ 1.5
Maximum contribution per employee percentage of regular compensation	75.00%
Maximum contribution per employee percentage of incentive compensation	100.00%
Obligation under the plan	$ 2.4	2.2
Cash surrender value of life insurance policies	$ 3.3	$ 2.8

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(17))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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- References

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer).

+ References

No definition available.

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- Definition

Amount of contribution received by defined benefit plan from employer which increases plan assets.

+ References

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-Topic 715
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- Definition

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- Definition

Deferred compensation arrangement maximum contribution per employee percentage of regular compensation.

+ References

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