The period of time, from the grant date until the time at which the share-based option award expires.

No definition available.

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- 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
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120381028&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
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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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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Share-Based Compensation - Fair Value assumptions for stock option plan (Details) - USD ($)	12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2019
Share-Based compensation
Share-based compensation expense	$ 341,000	$ 177,000	$ 173,000
Stock Based Incentive Compensation Plan 2009 \| Employee
Share-Based compensation
Share-based compensation expense	0	0	0
Stock Based Incentive Compensation Plan 2009 \| Non Employee Director
Share-Based compensation
Share-based compensation expense	0	0	173,000
Stock Based Incentive Compensation Plan 2009 \| Employee and Non Employee Stock Option
Share-Based compensation
Unrecognized compensation cost, related to non-vested stock options	$ 0
Stock Based Incentive Compensation Plan 2009 \| Employee and Non Employee Stock Option \| Minimum
Share-Based compensation
Vesting period	3 years
Stock Based Incentive Compensation Plan 2009 \| Employee and Non Employee Stock Option \| Maximum
Share-Based compensation
Expiration term	10 years
Vesting period	5 years
2019 Plan \| Non Employee Director
Share-Based compensation
Share-based compensation expense	$ 160,000	160,000	0
2019 Plan \| Employee and Non Employee Stock Option
Share-Based compensation
Share-based compensation expense	181,000	$ 17,000	$ 0
Unrecognized compensation cost, related to non-vested stock options	$ 164,013
2019 Plan \| Employee and Non Employee Stock Option \| Minimum
Share-Based compensation
Vesting period	3 years
2019 Plan \| Employee and Non Employee Stock Option \| Maximum
Share-Based compensation
Expiration term	10 years
Vesting period	5 years