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Income Taxes (Unrecognized Tax Benefits) (Details) $ in Thousands	9 Months Ended
	Jun. 30, 2023 USD ($)
Unrecognized tax benefits that would impact effective tax rate	$ 2,700
Income tax benefit specific to the period	2,900
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits, beginning balance	3,316
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions	(100)
Decreases related to expiration of statute of limitations	(649)
Unrecognized tax benefits, ending balance	2,767
Maximum
Unrecognized tax benefits that would decrease next twelve months	$ 300

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- Definition

Income Tax Expense (Benefit) Specific to the Period

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Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (d)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-15

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of unrecognized tax benefits.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 15A
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-15A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
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-Publisher FASB
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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

+ References

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-Topic 740
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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

+ References

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