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Equity Transactions - Stock Compensation Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2017
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock compensation expense	$ 6,508	$ 6,597	$ 7,377
Stock options
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock compensation expense	1,530	858	869
RSUs & RSAs
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock compensation expense	4,496	5,454	7,308
SARs
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock compensation expense	$ 482	$ 285	$ (800)

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809

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-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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+ References

No definition available.

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